87638945

素因数分解:

$5^1\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{7691}}^1$

素因数の和:7792

約数の個数: 16

約数和(自身を含む): 109657152

約数和(自身を除く): 22018207

約数列:

[1, 5, 43, 53, 215, 265, 2279, 7691, 11395, 38455, 330713, 407623, 1653565, 2038115, 17527789, 87638945]

約数ペア:

[(1, 87638945), (5, 17527789), (43, 2038115), (53, 1653565), (215, 407623), (265, 330713), (2279, 38455), (7691, 11395)]