142788495

素因数分解:

$3^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{113}}^1\times {\mathrm{1381}}^1$

素因数の和:1563

約数の個数: 32

約数和(自身を含む): 234431424

約数和(自身を除く): 91642929

約数列:

[1, 3, 5, 15, 61, 113, 183, 305, 339, 565, 915, 1381, 1695, 4143, 6893, 6905, 20679, 20715, 34465, 84241, 103395, 156053, 252723, 421205, 468159, 780265, 1263615, 2340795, 9519233, 28557699, 47596165, 142788495]

約数ペア:

[(1, 142788495), (3, 47596165), (5, 28557699), (15, 9519233), (61, 2340795), (113, 1263615), (183, 780265), (305, 468159), (339, 421205), (565, 252723), (915, 156053), (1381, 103395), (1695, 84241), (4143, 34465), (6893, 20715), (6905, 20679)]