71409455

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{881}}^1$

素因数の和:971

約数の個数: 32

約数和(自身を含む): 97796160

約数和(自身を除く): 26386705

約数列:

[1, 5, 13, 29, 43, 65, 145, 215, 377, 559, 881, 1247, 1885, 2795, 4405, 6235, 11453, 16211, 25549, 37883, 57265, 81055, 127745, 189415, 332137, 492479, 1098607, 1660685, 2462395, 5493035, 14281891, 71409455]

約数ペア:

[(1, 71409455), (5, 14281891), (13, 5493035), (29, 2462395), (43, 1660685), (65, 1098607), (145, 492479), (215, 332137), (377, 189415), (559, 127745), (881, 81055), (1247, 57265), (1885, 37883), (2795, 25549), (4405, 16211), (6235, 11453)]