405770885

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{139}}^1\times {\mathrm{463}}^1$

素因数の和:717

約数の個数: 32

約数和(自身を含む): 534750720

約数和(自身を除く): 128979835

約数列:

[1, 5, 13, 65, 97, 139, 463, 485, 695, 1261, 1807, 2315, 6019, 6305, 9035, 13483, 30095, 44911, 64357, 67415, 175279, 224555, 321785, 583843, 836641, 876395, 2919215, 4183205, 6242629, 31213145, 81154177, 405770885]

約数ペア:

[(1, 405770885), (5, 81154177), (13, 31213145), (65, 6242629), (97, 4183205), (139, 2919215), (463, 876395), (485, 836641), (695, 583843), (1261, 321785), (1807, 224555), (2315, 175279), (6019, 67415), (6305, 64357), (9035, 44911), (13483, 30095)]