15853945

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{71}}^2$

素因数の和:201

約数の個数: 24

約数和(自身を含む): 20983752

約数和(自身を除く): 5129807

約数列:

[1, 5, 17, 37, 71, 85, 185, 355, 629, 1207, 2627, 3145, 5041, 6035, 13135, 25205, 44659, 85697, 186517, 223295, 428485, 932585, 3170789, 15853945]

約数ペア:

[(1, 15853945), (5, 3170789), (17, 932585), (37, 428485), (71, 223295), (85, 186517), (185, 85697), (355, 44659), (629, 25205), (1207, 13135), (2627, 6035), (3145, 5041)]