31521288

素因数分解:

$2^3\times 3^1\times {\mathrm{659}}^1\times {\mathrm{1993}}^1$

素因数の和:2661

約数の個数: 32

約数和(自身を含む): 78962400

約数和(自身を除く): 47441112

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 659, 1318, 1977, 1993, 2636, 3954, 3986, 5272, 5979, 7908, 7972, 11958, 15816, 15944, 23916, 47832, 1313387, 2626774, 3940161, 5253548, 7880322, 10507096, 15760644, 31521288]

約数ペア:

[(1, 31521288), (2, 15760644), (3, 10507096), (4, 7880322), (6, 5253548), (8, 3940161), (12, 2626774), (24, 1313387), (659, 47832), (1318, 23916), (1977, 15944), (1993, 15816), (2636, 11958), (3954, 7972), (3986, 7908), (5272, 5979)]