31230311

素因数分解:

$7^1\times {\mathrm{101}}^1\times {\mathrm{163}}^1\times {\mathrm{271}}^1$

素因数の和:542

約数の個数: 16

約数和(自身を含む): 36400128

約数和(自身を除く): 5169817

約数列:

[1, 7, 101, 163, 271, 707, 1141, 1897, 16463, 27371, 44173, 115241, 191597, 309211, 4461473, 31230311]

約数ペア:

[(1, 31230311), (7, 4461473), (101, 309211), (163, 191597), (271, 115241), (707, 44173), (1141, 27371), (1897, 16463)]