1728505121

素因数分解:

$7^1\times {\mathrm{239}}^1\times {\mathrm{947}}^1\times {\mathrm{1091}}^1$

素因数の和:2284

約数の個数: 16

約数和(自身を含む): 1987614720

約数和(自身を除く): 259109599

約数列:

[1, 7, 239, 947, 1091, 1673, 6629, 7637, 226333, 260749, 1033177, 1584331, 1825243, 7232239, 246929303, 1728505121]

約数ペア:

[(1, 1728505121), (7, 246929303), (239, 7232239), (947, 1825243), (1091, 1584331), (1673, 1033177), (6629, 260749), (7637, 226333)]