54999609

素因数分解:

$3^1\times 7^2\times {\mathrm{137}}^1\times {\mathrm{2731}}^1$

素因数の和:2885

約数の個数: 24

約数和(自身を含む): 85959648

約数和(自身を除く): 30960039

約数列:

[1, 3, 7, 21, 49, 137, 147, 411, 959, 2731, 2877, 6713, 8193, 19117, 20139, 57351, 133819, 374147, 401457, 1122441, 2619029, 7857087, 18333203, 54999609]

約数ペア:

[(1, 54999609), (3, 18333203), (7, 7857087), (21, 2619029), (49, 1122441), (137, 401457), (147, 374147), (411, 133819), (959, 57351), (2731, 20139), (2877, 19117), (6713, 8193)]