201331395

素因数分解:

$3^2\times 5^1\times {\mathrm{4474031}}^1$

素因数の和:4474042

約数の個数: 12

約数和(自身を含む): 348974496

約数和(自身を除く): 147643101

約数列:

[1, 3, 5, 9, 15, 45, 4474031, 13422093, 22370155, 40266279, 67110465, 201331395]

約数ペア:

[(1, 201331395), (3, 67110465), (5, 40266279), (9, 22370155), (15, 13422093), (45, 4474031)]