397342352

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{113}}^1\times {\mathrm{19979}}^1$

素因数の和:20111

約数の個数: 40

約数和(自身を含む): 847311840

約数和(自身を除く): 449969488

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 113, 176, 226, 452, 904, 1243, 1808, 2486, 4972, 9944, 19888, 19979, 39958, 79916, 159832, 219769, 319664, 439538, 879076, 1758152, 2257627, 3516304, 4515254, 9030508, 18061016, 24833897, 36122032, 49667794, 99335588, 198671176, 397342352]

約数ペア:

[(1, 397342352), (2, 198671176), (4, 99335588), (8, 49667794), (11, 36122032), (16, 24833897), (22, 18061016), (44, 9030508), (88, 4515254), (113, 3516304), (176, 2257627), (226, 1758152), (452, 879076), (904, 439538), (1243, 319664), (1808, 219769), (2486, 159832), (4972, 79916), (9944, 39958), (19888, 19979)]