12970905

素因数分解:

$3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{23371}}^1$

素因数の和:23416

約数の個数: 16

約数和(自身を含む): 21315264

約数和(自身を除く): 8344359

約数列:

[1, 3, 5, 15, 37, 111, 185, 555, 23371, 70113, 116855, 350565, 864727, 2594181, 4323635, 12970905]

約数ペア:

[(1, 12970905), (3, 4323635), (5, 2594181), (15, 864727), (37, 350565), (111, 116855), (185, 70113), (555, 23371)]