390985868

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{241}}^1\times {\mathrm{4457}}^1$

素因数の和:4722

約数の個数: 48

約数和(自身を含む): 845807424

約数和(自身を除く): 454821556

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 91, 182, 241, 364, 482, 964, 1687, 3133, 3374, 4457, 6266, 6748, 8914, 12532, 17828, 21931, 31199, 43862, 57941, 62398, 87724, 115882, 124796, 231764, 405587, 811174, 1074137, 1622348, 2148274, 4296548, 7518959, 13963781, 15037918, 27927562, 30075836, 55855124, 97746467, 195492934, 390985868]

約数ペア:

[(1, 390985868), (2, 195492934), (4, 97746467), (7, 55855124), (13, 30075836), (14, 27927562), (26, 15037918), (28, 13963781), (52, 7518959), (91, 4296548), (182, 2148274), (241, 1622348), (364, 1074137), (482, 811174), (964, 405587), (1687, 231764), (3133, 124796), (3374, 115882), (4457, 87724), (6266, 62398), (6748, 57941), (8914, 43862), (12532, 31199), (17828, 21931)]