256419911

素因数分解:

${\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{149}}^1\times {\mathrm{1549}}^1$

素因数の和:1810

約数の個数: 16

約数和(自身を含む): 284580000

約数和(自身を除く): 28160089

約数列:

[1, 11, 101, 149, 1111, 1549, 1639, 15049, 17039, 156449, 165539, 230801, 1720939, 2538811, 23310901, 256419911]

約数ペア:

[(1, 256419911), (11, 23310901), (101, 2538811), (149, 1720939), (1111, 230801), (1549, 165539), (1639, 156449), (15049, 17039)]