71591548

素因数分解:

$2^2\times 7^2\times {\mathrm{23}}^1\times {\mathrm{15881}}^1$

素因数の和:15922

約数の個数: 36

約数和(自身を含む): 152086032

約数和(自身を除く): 80494484

約数列:

[1, 2, 4, 7, 14, 23, 28, 46, 49, 92, 98, 161, 196, 322, 644, 1127, 2254, 4508, 15881, 31762, 63524, 111167, 222334, 365263, 444668, 730526, 778169, 1461052, 1556338, 2556841, 3112676, 5113682, 10227364, 17897887, 35795774, 71591548]

約数ペア:

[(1, 71591548), (2, 35795774), (4, 17897887), (7, 10227364), (14, 5113682), (23, 3112676), (28, 2556841), (46, 1556338), (49, 1461052), (92, 778169), (98, 730526), (161, 444668), (196, 365263), (322, 222334), (644, 111167), (1127, 63524), (2254, 31762), (4508, 15881)]