30891655

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{4861}}^1$

素因数の和:4938

約数の個数: 16

約数和(自身を含む): 39207168

約数和(自身を除く): 8315513

約数列:

[1, 5, 31, 41, 155, 205, 1271, 4861, 6355, 24305, 150691, 199301, 753455, 996505, 6178331, 30891655]

約数ペア:

[(1, 30891655), (5, 6178331), (31, 996505), (41, 753455), (155, 199301), (205, 150691), (1271, 24305), (4861, 6355)]