15215075

素因数分解:

$5^2\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{563}}^1$

素因数の和:643

約数の個数: 24

約数和(自身を含む): 20141568

約数和(自身を除く): 4926493

約数列:

[1, 5, 23, 25, 47, 115, 235, 563, 575, 1081, 1175, 2815, 5405, 12949, 14075, 26461, 27025, 64745, 132305, 323725, 608603, 661525, 3043015, 15215075]

約数ペア:

[(1, 15215075), (5, 3043015), (23, 661525), (25, 608603), (47, 323725), (115, 132305), (235, 64745), (563, 27025), (575, 26461), (1081, 14075), (1175, 12949), (2815, 5405)]