397248904

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{547}}^1\times {\mathrm{6983}}^1$

素因数の和:7549

約数の個数: 32

約数和(自身を含む): 803718720

約数和(自身を除く): 406469816

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 547, 1094, 2188, 4376, 6983, 7111, 13966, 14222, 27932, 28444, 55864, 56888, 90779, 181558, 363116, 726232, 3819701, 7639402, 15278804, 30557608, 49656113, 99312226, 198624452, 397248904]

約数ペア:

[(1, 397248904), (2, 198624452), (4, 99312226), (8, 49656113), (13, 30557608), (26, 15278804), (52, 7639402), (104, 3819701), (547, 726232), (1094, 363116), (2188, 181558), (4376, 90779), (6983, 56888), (7111, 55864), (13966, 28444), (14222, 27932)]