81473705

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{227}}^1\times {\mathrm{3121}}^1$

素因数の和:3376

約数の個数: 16

約数和(自身を含む): 102501504

約数和(自身を除く): 21027799

約数列:

[1, 5, 23, 115, 227, 1135, 3121, 5221, 15605, 26105, 71783, 358915, 708467, 3542335, 16294741, 81473705]

約数ペア:

[(1, 81473705), (5, 16294741), (23, 3542335), (115, 708467), (227, 358915), (1135, 71783), (3121, 26105), (5221, 15605)]