15520165

素因数分解:

$5^1\times {\mathrm{73}}^1\times {\mathrm{101}}^1\times {\mathrm{421}}^1$

素因数の和:600

約数の個数: 16

約数和(自身を含む): 19111536

約数和(自身を除く): 3591371

約数列:

[1, 5, 73, 101, 365, 421, 505, 2105, 7373, 30733, 36865, 42521, 153665, 212605, 3104033, 15520165]

約数ペア:

[(1, 15520165), (5, 3104033), (73, 212605), (101, 153665), (365, 42521), (421, 36865), (505, 30733), (2105, 7373)]