280386445

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{56701}}^1$

素因数の和:56772

約数の個数: 16

約数和(自身を含む): 359263872

約数和(自身を除く): 78877427

約数列:

[1, 5, 23, 43, 115, 215, 989, 4945, 56701, 283505, 1304123, 2438143, 6520615, 12190715, 56077289, 280386445]

約数ペア:

[(1, 280386445), (5, 56077289), (23, 12190715), (43, 6520615), (115, 2438143), (215, 1304123), (989, 283505), (4945, 56701)]