40012721

素因数分解:

$7^1\times {\mathrm{29}}^1\times {\mathrm{53}}^1\times {\mathrm{3719}}^1$

素因数の和:3808

約数の個数: 16

約数和(自身を含む): 48211200

約数和(自身を除く): 8198479

約数列:

[1, 7, 29, 53, 203, 371, 1537, 3719, 10759, 26033, 107851, 197107, 754957, 1379749, 5716103, 40012721]

約数ペア:

[(1, 40012721), (7, 5716103), (29, 1379749), (53, 754957), (203, 197107), (371, 107851), (1537, 26033), (3719, 10759)]