129138905

素因数分解:

$5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{59}}^1\times {\mathrm{2719}}^1$

素因数の和:2813

約数の個数: 32

約数和(自身を含む): 188006400

約数和(自身を除く): 58867495

約数列:

[1, 5, 7, 23, 35, 59, 115, 161, 295, 413, 805, 1357, 2065, 2719, 6785, 9499, 13595, 19033, 47495, 62537, 95165, 160421, 312685, 437759, 802105, 1122947, 2188795, 3689683, 5614735, 18448415, 25827781, 129138905]

約数ペア:

[(1, 129138905), (5, 25827781), (7, 18448415), (23, 5614735), (35, 3689683), (59, 2188795), (115, 1122947), (161, 802105), (295, 437759), (413, 312685), (805, 160421), (1357, 95165), (2065, 62537), (2719, 47495), (6785, 19033), (9499, 13595)]