7013181

素因数分解:

$3^1\times 7^1\times {\mathrm{521}}^1\times {\mathrm{641}}^1$

素因数の和:1172

約数の個数: 16

約数和(自身を含む): 10723968

約数和(自身を除く): 3710787

約数列:

[1, 3, 7, 21, 521, 641, 1563, 1923, 3647, 4487, 10941, 13461, 333961, 1001883, 2337727, 7013181]

約数ペア:

[(1, 7013181), (3, 2337727), (7, 1001883), (21, 333961), (521, 13461), (641, 10941), (1563, 4487), (1923, 3647)]