27781026

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{73}}^1$

素因数の和:156

約数の個数: 128

約数和(自身を含む): 75188736

約数和(自身を除く): 47407710

約数列:

[1, 2, 3, 6, 7, 13, 14, 17, 21, 26, 34, 39, 41, 42, 51, 73, 78, 82, 91, 102, 119, 123, 146, 182, 219, 221, 238, 246, 273, 287, 357, 438, 442, 511, 533, 546, 574, 663, 697, 714, 861, 949, 1022, 1066, 1241, 1326, 1394, 1533, 1547, 1599, 1722, 1898, 2091, 2482, 2847, 2993, 3066, 3094, 3198, 3723, 3731, 4182, 4641, 4879, 5694, 5986, 6643, 7446, 7462, 8687, 8979, 9061, 9282, 9758, 11193, 13286, 14637, 16133, 17374, 17958, 18122, 19929, 20951, 22386, 26061, 27183, 29274, 32266, 38909, 39858, 41902, 48399, 50881, 52122, 54366, 62853, 63427, 77818, 96798, 101762, 112931, 116727, 125706, 126854, 152643, 190281, 225862, 233454, 272363, 305286, 338793, 356167, 380562, 544726, 661453, 677586, 712334, 817089, 1068501, 1322906, 1634178, 1984359, 2137002, 3968718, 4630171, 9260342, 13890513, 27781026]

約数ペア:

[(1, 27781026), (2, 13890513), (3, 9260342), (6, 4630171), (7, 3968718), (13, 2137002), (14, 1984359), (17, 1634178), (21, 1322906), (26, 1068501), (34, 817089), (39, 712334), (41, 677586), (42, 661453), (51, 544726), (73, 380562), (78, 356167), (82, 338793), (91, 305286), (102, 272363), (119, 233454), (123, 225862), (146, 190281), (182, 152643), (219, 126854), (221, 125706), (238, 116727), (246, 112931), (273, 101762), (287, 96798), (357, 77818), (438, 63427), (442, 62853), (511, 54366), (533, 52122), (546, 50881), (574, 48399), (663, 41902), (697, 39858), (714, 38909), (861, 32266), (949, 29274), (1022, 27183), (1066, 26061), (1241, 22386), (1326, 20951), (1394, 19929), (1533, 18122), (1547, 17958), (1599, 17374), (1722, 16133), (1898, 14637), (2091, 13286), (2482, 11193), (2847, 9758), (2993, 9282), (3066, 9061), (3094, 8979), (3198, 8687), (3723, 7462), (3731, 7446), (4182, 6643), (4641, 5986), (4879, 5694)]