13228915

素因数分解:

$5^1\times 7^1\times {\mathrm{599}}^1\times {\mathrm{631}}^1$

素因数の和:1242

約数の個数: 16

約数和(自身を含む): 18201600

約数和(自身を除く): 4972685

約数列:

[1, 5, 7, 35, 599, 631, 2995, 3155, 4193, 4417, 20965, 22085, 377969, 1889845, 2645783, 13228915]

約数ペア:

[(1, 13228915), (5, 2645783), (7, 1889845), (35, 377969), (599, 22085), (631, 20965), (2995, 4417), (3155, 4193)]