78320638

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{37}}^1\times {\mathrm{8747}}^1$

素因数の和:8808

約数の個数: 24

約数和(自身を含む): 132637176

約数和(自身を除く): 54316538

約数列:

[1, 2, 11, 22, 37, 74, 121, 242, 407, 814, 4477, 8747, 8954, 17494, 96217, 192434, 323639, 647278, 1058387, 2116774, 3560029, 7120058, 39160319, 78320638]

約数ペア:

[(1, 78320638), (2, 39160319), (11, 7120058), (22, 3560029), (37, 2116774), (74, 1058387), (121, 647278), (242, 323639), (407, 192434), (814, 96217), (4477, 17494), (8747, 8954)]