31213405

素因数分解:

$5^1\times {\mathrm{47}}^1\times {\mathrm{317}}^1\times {\mathrm{419}}^1$

素因数の和:788

約数の個数: 16

約数和(自身を含む): 38465280

約数和(自身を除く): 7251875

約数列:

[1, 5, 47, 235, 317, 419, 1585, 2095, 14899, 19693, 74495, 98465, 132823, 664115, 6242681, 31213405]

約数ペア:

[(1, 31213405), (5, 6242681), (47, 664115), (235, 132823), (317, 98465), (419, 74495), (1585, 19693), (2095, 14899)]