387421968

素因数分解:

$2^4\times 3^1\times {\mathrm{37}}^1\times {\mathrm{218143}}^1$

素因数の和:218191

約数の個数: 40

約数和(自身を含む): 1027894528

約数和(自身を除く): 640472560

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 37, 48, 74, 111, 148, 222, 296, 444, 592, 888, 1776, 218143, 436286, 654429, 872572, 1308858, 1745144, 2617716, 3490288, 5235432, 8071291, 10470864, 16142582, 24213873, 32285164, 48427746, 64570328, 96855492, 129140656, 193710984, 387421968]

約数ペア:

[(1, 387421968), (2, 193710984), (3, 129140656), (4, 96855492), (6, 64570328), (8, 48427746), (12, 32285164), (16, 24213873), (24, 16142582), (37, 10470864), (48, 8071291), (74, 5235432), (111, 3490288), (148, 2617716), (222, 1745144), (296, 1308858), (444, 872572), (592, 654429), (888, 436286), (1776, 218143)]