68974591

素因数分解:

$7^1\times {\mathrm{61}}^1\times {\mathrm{163}}^1\times {\mathrm{991}}^1$

素因数の和:1222

約数の個数: 16

約数和(自身を含む): 80693248

約数和(自身を除く): 11718657

約数列:

[1, 7, 61, 163, 427, 991, 1141, 6937, 9943, 60451, 69601, 161533, 423157, 1130731, 9853513, 68974591]

約数ペア:

[(1, 68974591), (7, 9853513), (61, 1130731), (163, 423157), (427, 161533), (991, 69601), (1141, 60451), (6937, 9943)]