30387595

素因数分解:

$5^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{4001}}^1$

素因数の和:4051

約数の個数: 24

約数和(自身を含む): 43797888

約数和(自身を除く): 13410293

約数列:

[1, 5, 7, 31, 35, 49, 155, 217, 245, 1085, 1519, 4001, 7595, 20005, 28007, 124031, 140035, 196049, 620155, 868217, 980245, 4341085, 6077519, 30387595]

約数ペア:

[(1, 30387595), (5, 6077519), (7, 4341085), (31, 980245), (35, 868217), (49, 620155), (155, 196049), (217, 140035), (245, 124031), (1085, 28007), (1519, 20005), (4001, 7595)]