30108905

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{4133}}^1$

素因数の和:4216

約数の個数: 16

約数和(自身を含む): 38098944

約数和(自身を除く): 7990039

約数列:

[1, 5, 31, 47, 155, 235, 1457, 4133, 7285, 20665, 128123, 194251, 640615, 971255, 6021781, 30108905]

約数ペア:

[(1, 30108905), (5, 6021781), (31, 971255), (47, 640615), (155, 194251), (235, 128123), (1457, 20665), (4133, 7285)]