142340905

素因数分解:

$5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{151}}^1\times {\mathrm{1171}}^1$

素因数の和:1357

約数の個数: 32

約数和(自身を含む): 205221888

約数和(自身を除く): 62880983

約数列:

[1, 5, 7, 23, 35, 115, 151, 161, 755, 805, 1057, 1171, 3473, 5285, 5855, 8197, 17365, 24311, 26933, 40985, 121555, 134665, 176821, 188531, 884105, 942655, 1237747, 4066883, 6188735, 20334415, 28468181, 142340905]

約数ペア:

[(1, 142340905), (5, 28468181), (7, 20334415), (23, 6188735), (35, 4066883), (115, 1237747), (151, 942655), (161, 884105), (755, 188531), (805, 176821), (1057, 134665), (1171, 121555), (3473, 40985), (5285, 26933), (5855, 24311), (8197, 17365)]