15721429087

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{157}}^1\times {\mathrm{1049}}^2$

素因数の和:2275

約数の個数: 24

約数和(自身を含む): 19491276896

約数和(自身を除く): 3769847809

約数列:

[1, 7, 13, 91, 157, 1049, 1099, 2041, 7343, 13637, 14287, 95459, 164693, 1100401, 1152851, 2141009, 7702807, 14305213, 14987063, 100136491, 172762957, 1209340699, 2245918441, 15721429087]

約数ペア:

[(1, 15721429087), (7, 2245918441), (13, 1209340699), (91, 172762957), (157, 100136491), (1049, 14987063), (1099, 14305213), (2041, 7702807), (7343, 2141009), (13637, 1152851), (14287, 1100401), (95459, 164693)]