71171945

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{2221}}^1$

素因数の和:2285

約数の個数: 32

約数和(自身を含む): 100789920

約数和(自身を除く): 29617975

約数列:

[1, 5, 13, 17, 29, 65, 85, 145, 221, 377, 493, 1105, 1885, 2221, 2465, 6409, 11105, 28873, 32045, 37757, 64409, 144365, 188785, 322045, 490841, 837317, 1094953, 2454205, 4186585, 5474765, 14234389, 71171945]

約数ペア:

[(1, 71171945), (5, 14234389), (13, 5474765), (17, 4186585), (29, 2454205), (65, 1094953), (85, 837317), (145, 490841), (221, 322045), (377, 188785), (493, 144365), (1105, 64409), (1885, 37757), (2221, 32045), (2465, 28873), (6409, 11105)]