131222515

素因数分解:

$5^1\times {\mathrm{67}}^1\times {\mathrm{103}}^1\times {\mathrm{3803}}^1$

素因数の和:3978

約数の個数: 16

約数和(自身を含む): 161411328

約数和(自身を除く): 30188813

約数列:

[1, 5, 67, 103, 335, 515, 3803, 6901, 19015, 34505, 254801, 391709, 1274005, 1958545, 26244503, 131222515]

約数ペア:

[(1, 131222515), (5, 26244503), (67, 1958545), (103, 1274005), (335, 391709), (515, 254801), (3803, 34505), (6901, 19015)]