305430736

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{431}}^1\times {\mathrm{3407}}^1$

素因数の和:3859

約数の個数: 40

約数和(自身を含む): 638959104

約数和(自身を除く): 333528368

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 431, 862, 1724, 3407, 3448, 5603, 6814, 6896, 11206, 13628, 22412, 27256, 44291, 44824, 54512, 88582, 89648, 177164, 354328, 708656, 1468417, 2936834, 5873668, 11747336, 19089421, 23494672, 38178842, 76357684, 152715368, 305430736]

約数ペア:

[(1, 305430736), (2, 152715368), (4, 76357684), (8, 38178842), (13, 23494672), (16, 19089421), (26, 11747336), (52, 5873668), (104, 2936834), (208, 1468417), (431, 708656), (862, 354328), (1724, 177164), (3407, 89648), (3448, 88582), (5603, 54512), (6814, 44824), (6896, 44291), (11206, 27256), (13628, 22412)]