78830986

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{401}}^1\times {\mathrm{7561}}^1$

素因数の和:7977

約数の個数: 16

約数和(自身を含む): 127676808

約数和(自身を除く): 48845822

約数列:

[1, 2, 13, 26, 401, 802, 5213, 7561, 10426, 15122, 98293, 196586, 3031961, 6063922, 39415493, 78830986]

約数ペア:

[(1, 78830986), (2, 39415493), (13, 6063922), (26, 3031961), (401, 196586), (802, 98293), (5213, 15122), (7561, 10426)]