397245268

素因数分解:

$2^2\times 7^1\times {\mathrm{73}}^1\times {\mathrm{109}}^1\times {\mathrm{1783}}^1$

素因数の和:1976

約数の個数: 48

約数和(自身を含む): 813218560

約数和(自身を除く): 415973292

約数列:

[1, 2, 4, 7, 14, 28, 73, 109, 146, 218, 292, 436, 511, 763, 1022, 1526, 1783, 2044, 3052, 3566, 7132, 7957, 12481, 15914, 24962, 31828, 49924, 55699, 111398, 130159, 194347, 222796, 260318, 388694, 520636, 777388, 911113, 1360429, 1822226, 2720858, 3644452, 5441716, 14187331, 28374662, 56749324, 99311317, 198622634, 397245268]

約数ペア:

[(1, 397245268), (2, 198622634), (4, 99311317), (7, 56749324), (14, 28374662), (28, 14187331), (73, 5441716), (109, 3644452), (146, 2720858), (218, 1822226), (292, 1360429), (436, 911113), (511, 777388), (763, 520636), (1022, 388694), (1526, 260318), (1783, 222796), (2044, 194347), (3052, 130159), (3566, 111398), (7132, 55699), (7957, 49924), (12481, 31828), (15914, 24962)]