2157706278

素因数分解:

$2^1\times 3^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{227}}^1\times {\mathrm{829}}^1$

素因数の和:1091

約数の個数: 144

約数和(自身を含む): 5889527280

約数和(自身を除く): 3731821002

約数列:

[1, 2, 3, 6, 7, 9, 13, 14, 18, 21, 26, 39, 42, 49, 63, 78, 91, 98, 117, 126, 147, 182, 227, 234, 273, 294, 441, 454, 546, 637, 681, 819, 829, 882, 1274, 1362, 1589, 1638, 1658, 1911, 2043, 2487, 2951, 3178, 3822, 4086, 4767, 4974, 5733, 5803, 5902, 7461, 8853, 9534, 10777, 11123, 11466, 11606, 14301, 14922, 17409, 17706, 20657, 21554, 22246, 26559, 28602, 32331, 33369, 34818, 40621, 41314, 52227, 53118, 61971, 64662, 66738, 75439, 81242, 96993, 100107, 104454, 121863, 123942, 144599, 150878, 185913, 188183, 193986, 200214, 226317, 243726, 289198, 365589, 371826, 376366, 433797, 452634, 528073, 564549, 678951, 731178, 867594, 1056146, 1129098, 1301391, 1317281, 1357902, 1584219, 1693647, 2446379, 2602782, 2634562, 3168438, 3387294, 3951843, 4752657, 4892758, 7339137, 7903686, 9220967, 9505314, 11855529, 14678274, 17124653, 18441934, 22017411, 23711058, 27662901, 34249306, 44034822, 51373959, 55325802, 82988703, 102747918, 119872571, 154121877, 165977406, 239745142, 308243754, 359617713, 719235426, 1078853139, 2157706278]

約数ペア:

[(1, 2157706278), (2, 1078853139), (3, 719235426), (6, 359617713), (7, 308243754), (9, 239745142), (13, 165977406), (14, 154121877), (18, 119872571), (21, 102747918), (26, 82988703), (39, 55325802), (42, 51373959), (49, 44034822), (63, 34249306), (78, 27662901), (91, 23711058), (98, 22017411), (117, 18441934), (126, 17124653), (147, 14678274), (182, 11855529), (227, 9505314), (234, 9220967), (273, 7903686), (294, 7339137), (441, 4892758), (454, 4752657), (546, 3951843), (637, 3387294), (681, 3168438), (819, 2634562), (829, 2602782), (882, 2446379), (1274, 1693647), (1362, 1584219), (1589, 1357902), (1638, 1317281), (1658, 1301391), (1911, 1129098), (2043, 1056146), (2487, 867594), (2951, 731178), (3178, 678951), (3822, 564549), (4086, 528073), (4767, 452634), (4974, 433797), (5733, 376366), (5803, 371826), (5902, 365589), (7461, 289198), (8853, 243726), (9534, 226317), (10777, 200214), (11123, 193986), (11466, 188183), (11606, 185913), (14301, 150878), (14922, 144599), (17409, 123942), (17706, 121863), (20657, 104454), (21554, 100107), (22246, 96993), (26559, 81242), (28602, 75439), (32331, 66738), (33369, 64662), (34818, 61971), (40621, 53118), (41314, 52227)]