156686005

素因数分解:

$5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{59}}^1\times {\mathrm{3299}}^1$

素因数の和:3393

約数の個数: 32

約数和(自身を含む): 228096000

約数和(自身を除く): 71409995

約数列:

[1, 5, 7, 23, 35, 59, 115, 161, 295, 413, 805, 1357, 2065, 3299, 6785, 9499, 16495, 23093, 47495, 75877, 115465, 194641, 379385, 531139, 973205, 1362487, 2655695, 4476743, 6812435, 22383715, 31337201, 156686005]

約数ペア:

[(1, 156686005), (5, 31337201), (7, 22383715), (23, 6812435), (35, 4476743), (59, 2655695), (115, 1362487), (161, 973205), (295, 531139), (413, 379385), (805, 194641), (1357, 115465), (2065, 75877), (3299, 47495), (6785, 23093), (9499, 16495)]