28258153

素因数分解:

$7^2\times {\mathrm{11}}^1\times {\mathrm{103}}^1\times {\mathrm{509}}^1$

素因数の和:637

約数の個数: 24

約数和(自身を含む): 36279360

約数和(自身を除く): 8021207

約数列:

[1, 7, 11, 49, 77, 103, 509, 539, 721, 1133, 3563, 5047, 5599, 7931, 24941, 39193, 52427, 55517, 274351, 366989, 576697, 2568923, 4036879, 28258153]

約数ペア:

[(1, 28258153), (7, 4036879), (11, 2568923), (49, 576697), (77, 366989), (103, 274351), (509, 55517), (539, 52427), (721, 39193), (1133, 24941), (3563, 7931), (5047, 5599)]