61980513

素因数分解:

$3^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{79769}}^1$

素因数の和:79816

約数の個数: 16

約数和(自身を含む): 97000320

約数和(自身を除く): 35019807

約数列:

[1, 3, 7, 21, 37, 111, 259, 777, 79769, 239307, 558383, 1675149, 2951453, 8854359, 20660171, 61980513]

約数ペア:

[(1, 61980513), (3, 20660171), (7, 8854359), (21, 2951453), (37, 1675149), (111, 558383), (259, 239307), (777, 79769)]