31403414

素因数分解:

$2^1\times 7^2\times {\mathrm{137}}^1\times {\mathrm{2339}}^1$

素因数の和:2492

約数の個数: 24

約数和(自身を含む): 55219320

約数和(自身を除く): 23815906

約数列:

[1, 2, 7, 14, 49, 98, 137, 274, 959, 1918, 2339, 4678, 6713, 13426, 16373, 32746, 114611, 229222, 320443, 640886, 2243101, 4486202, 15701707, 31403414]

約数ペア:

[(1, 31403414), (2, 15701707), (7, 4486202), (14, 2243101), (49, 640886), (98, 320443), (137, 229222), (274, 114611), (959, 32746), (1918, 16373), (2339, 13426), (4678, 6713)]