31111791

素因数分解:

$3^1\times {\mathrm{47}}^1\times {\mathrm{233}}^1\times {\mathrm{947}}^1$

素因数の和:1230

約数の個数: 16

約数和(自身を含む): 42591744

約数和(自身を除く): 11479953

約数列:

[1, 3, 47, 141, 233, 699, 947, 2841, 10951, 32853, 44509, 133527, 220651, 661953, 10370597, 31111791]

約数ペア:

[(1, 31111791), (3, 10370597), (47, 661953), (141, 220651), (233, 133527), (699, 44509), (947, 32853), (2841, 10951)]