2181240243

素因数分解:

$3^2\times 7^3\times {\mathrm{13}}^2\times {\mathrm{37}}^1\times {\mathrm{113}}^1$

素因数の和:203

約数の個数: 144

約数和(自身を含む): 4122331200

約数和(自身を除く): 1941090957

約数列:

[1, 3, 7, 9, 13, 21, 37, 39, 49, 63, 91, 111, 113, 117, 147, 169, 259, 273, 333, 339, 343, 441, 481, 507, 637, 777, 791, 819, 1017, 1029, 1183, 1443, 1469, 1521, 1813, 1911, 2331, 2373, 3087, 3367, 3549, 4181, 4329, 4407, 4459, 5439, 5537, 5733, 6253, 7119, 8281, 10101, 10283, 10647, 12543, 12691, 13221, 13377, 16317, 16611, 18759, 19097, 23569, 24843, 29267, 30303, 30849, 37629, 38073, 38759, 40131, 43771, 49833, 54353, 56277, 57291, 57967, 70707, 71981, 74529, 87801, 92547, 114219, 116277, 131313, 133679, 163059, 164983, 171873, 173901, 204869, 212121, 215943, 263403, 306397, 348831, 380471, 393939, 401037, 489177, 494949, 503867, 521703, 614607, 647829, 706589, 919191, 935753, 1141413, 1203111, 1434083, 1484847, 1511601, 1843821, 2119767, 2144779, 2663297, 2757573, 2807259, 3424239, 4302249, 4534803, 4946123, 6359301, 6434337, 6550271, 7989891, 8421777, 12906747, 14838369, 18643079, 19303011, 19650813, 23969673, 34622861, 44515107, 55929237, 58952439, 103868583, 167787711, 242360027, 311605749, 727080081, 2181240243]

約数ペア:

[(1, 2181240243), (3, 727080081), (7, 311605749), (9, 242360027), (13, 167787711), (21, 103868583), (37, 58952439), (39, 55929237), (49, 44515107), (63, 34622861), (91, 23969673), (111, 19650813), (113, 19303011), (117, 18643079), (147, 14838369), (169, 12906747), (259, 8421777), (273, 7989891), (333, 6550271), (339, 6434337), (343, 6359301), (441, 4946123), (481, 4534803), (507, 4302249), (637, 3424239), (777, 2807259), (791, 2757573), (819, 2663297), (1017, 2144779), (1029, 2119767), (1183, 1843821), (1443, 1511601), (1469, 1484847), (1521, 1434083), (1813, 1203111), (1911, 1141413), (2331, 935753), (2373, 919191), (3087, 706589), (3367, 647829), (3549, 614607), (4181, 521703), (4329, 503867), (4407, 494949), (4459, 489177), (5439, 401037), (5537, 393939), (5733, 380471), (6253, 348831), (7119, 306397), (8281, 263403), (10101, 215943), (10283, 212121), (10647, 204869), (12543, 173901), (12691, 171873), (13221, 164983), (13377, 163059), (16317, 133679), (16611, 131313), (18759, 116277), (19097, 114219), (23569, 92547), (24843, 87801), (29267, 74529), (30303, 71981), (30849, 70707), (37629, 57967), (38073, 57291), (38759, 56277), (40131, 54353), (43771, 49833)]