25221681

素因数分解:

$3^2\times {\mathrm{67}}^1\times {\mathrm{151}}^1\times {\mathrm{277}}^1$

素因数の和:501

約数の個数: 24

約数和(自身を含む): 37354304

約数和(自身を除く): 12132623

約数列:

[1, 3, 9, 67, 151, 201, 277, 453, 603, 831, 1359, 2493, 10117, 18559, 30351, 41827, 55677, 91053, 125481, 167031, 376443, 2802409, 8407227, 25221681]

約数ペア:

[(1, 25221681), (3, 8407227), (9, 2802409), (67, 376443), (151, 167031), (201, 125481), (277, 91053), (453, 55677), (603, 41827), (831, 30351), (1359, 18559), (2493, 10117)]