7131581

素因数分解:

${\mathrm{31}}^2\times {\mathrm{41}}^1\times {\mathrm{181}}^1$

素因数の和:284

約数の個数: 12

約数和(自身を含む): 7590492

約数和(自身を除く): 458911

約数列:

[1, 31, 41, 181, 961, 1271, 5611, 7421, 39401, 173941, 230051, 7131581]

約数ペア:

[(1, 7131581), (31, 230051), (41, 173941), (181, 39401), (961, 7421), (1271, 5611)]