1987782524

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{37}}^2\times {\mathrm{3989}}^1$

素因数の和:4087

約数の個数: 72

約数和(自身を含む): 4401321120

約数和(自身を除く): 2413538596

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 37, 52, 74, 91, 148, 182, 259, 364, 481, 518, 962, 1036, 1369, 1924, 2738, 3367, 3989, 5476, 6734, 7978, 9583, 13468, 15956, 17797, 19166, 27923, 35594, 38332, 51857, 55846, 71188, 103714, 111692, 124579, 147593, 207428, 249158, 295186, 362999, 498316, 590372, 725998, 1033151, 1451996, 1918709, 2066302, 3837418, 4132604, 5460941, 7674836, 10921882, 13430963, 21843764, 26861926, 38226587, 53723852, 70992233, 76453174, 141984466, 152906348, 283968932, 496945631, 993891262, 1987782524]

約数ペア:

[(1, 1987782524), (2, 993891262), (4, 496945631), (7, 283968932), (13, 152906348), (14, 141984466), (26, 76453174), (28, 70992233), (37, 53723852), (52, 38226587), (74, 26861926), (91, 21843764), (148, 13430963), (182, 10921882), (259, 7674836), (364, 5460941), (481, 4132604), (518, 3837418), (962, 2066302), (1036, 1918709), (1369, 1451996), (1924, 1033151), (2738, 725998), (3367, 590372), (3989, 498316), (5476, 362999), (6734, 295186), (7978, 249158), (9583, 207428), (13468, 147593), (15956, 124579), (17797, 111692), (19166, 103714), (27923, 71188), (35594, 55846), (38332, 51857)]