212345653

素因数分解:

${\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{19993}}^1$

素因数の和:20068

約数の個数: 16

約数和(自身を含む): 246326080

約数和(自身を除く): 33980427

約数列:

[1, 13, 19, 43, 247, 559, 817, 10621, 19993, 259909, 379867, 859699, 4938271, 11176087, 16334281, 212345653]

約数ペア:

[(1, 212345653), (13, 16334281), (19, 11176087), (43, 4938271), (247, 859699), (559, 379867), (817, 259909), (10621, 19993)]