31097521

素因数分解:

$7^1\times {\mathrm{13}}^2\times {\mathrm{97}}^1\times {\mathrm{271}}^1$

素因数の和:401

約数の個数: 24

約数和(自身を含む): 39024384

約数和(自身を除く): 7926863

約数列:

[1, 7, 13, 91, 97, 169, 271, 679, 1183, 1261, 1897, 3523, 8827, 16393, 24661, 26287, 45799, 114751, 184009, 320593, 341731, 2392117, 4442503, 31097521]

約数ペア:

[(1, 31097521), (7, 4442503), (13, 2392117), (91, 341731), (97, 320593), (169, 184009), (271, 114751), (679, 45799), (1183, 26287), (1261, 24661), (1897, 16393), (3523, 8827)]