315590938

素因数分解:

$2^1\times {\mathrm{13}}^2\times {\mathrm{53}}^1\times {\mathrm{79}}^1\times {\mathrm{223}}^1$

素因数の和:383

約数の個数: 48

約数和(自身を含む): 531256320

約数和(自身を除く): 215665382

約数列:

[1, 2, 13, 26, 53, 79, 106, 158, 169, 223, 338, 446, 689, 1027, 1378, 2054, 2899, 4187, 5798, 8374, 8957, 11819, 13351, 17617, 17914, 23638, 26702, 35234, 37687, 54431, 75374, 108862, 153647, 229021, 307294, 458042, 707603, 933701, 1415206, 1867402, 1997411, 2977273, 3994822, 5954546, 12138113, 24276226, 157795469, 315590938]

約数ペア:

[(1, 315590938), (2, 157795469), (13, 24276226), (26, 12138113), (53, 5954546), (79, 3994822), (106, 2977273), (158, 1997411), (169, 1867402), (223, 1415206), (338, 933701), (446, 707603), (689, 458042), (1027, 307294), (1378, 229021), (2054, 153647), (2899, 108862), (4187, 75374), (5798, 54431), (8374, 37687), (8957, 35234), (11819, 26702), (13351, 23638), (17617, 17914)]