13971925

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{47}}^2$

素因数の和:138

約数の個数: 36

約数和(自身を含む): 20150496

約数和(自身を除く): 6178571

約数列:

[1, 5, 11, 23, 25, 47, 55, 115, 235, 253, 275, 517, 575, 1081, 1175, 1265, 2209, 2585, 5405, 6325, 11045, 11891, 12925, 24299, 27025, 50807, 55225, 59455, 121495, 254035, 297275, 558877, 607475, 1270175, 2794385, 13971925]

約数ペア:

[(1, 13971925), (5, 2794385), (11, 1270175), (23, 607475), (25, 558877), (47, 297275), (55, 254035), (115, 121495), (235, 59455), (253, 55225), (275, 50807), (517, 27025), (575, 24299), (1081, 12925), (1175, 11891), (1265, 11045), (2209, 6325), (2585, 5405)]