71731868

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{19429}}^1$

素因数の和:19517

約数の個数: 24

約数和(自身を含む): 137098080

約数和(自身を除く): 65366212

約数列:

[1, 2, 4, 13, 26, 52, 71, 142, 284, 923, 1846, 3692, 19429, 38858, 77716, 252577, 505154, 1010308, 1379459, 2758918, 5517836, 17932967, 35865934, 71731868]

約数ペア:

[(1, 71731868), (2, 35865934), (4, 17932967), (13, 5517836), (26, 2758918), (52, 1379459), (71, 1010308), (142, 505154), (284, 252577), (923, 77716), (1846, 38858), (3692, 19429)]