214791457

素因数分解:

${\mathrm{23}}^2\times {\mathrm{47}}^1\times {\mathrm{53}}^1\times {\mathrm{163}}^1$

素因数の和:309

約数の個数: 24

約数和(自身を含む): 235073664

約数和(自身を除く): 20282207

約数列:

[1, 23, 47, 53, 163, 529, 1081, 1219, 2491, 3749, 7661, 8639, 24863, 28037, 57293, 86227, 176203, 198697, 406033, 1317739, 4052669, 4570031, 9338759, 214791457]

約数ペア:

[(1, 214791457), (23, 9338759), (47, 4570031), (53, 4052669), (163, 1317739), (529, 406033), (1081, 198697), (1219, 176203), (2491, 86227), (3749, 57293), (7661, 28037), (8639, 24863)]