645780407

素因数分解:

${\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{157}}^1\times {\mathrm{4159}}^1$

素因数の和:4382

約数の個数: 16

約数和(自身を含む): 694087680

約数和(自身を除く): 48307273

約数列:

[1, 23, 43, 157, 989, 3611, 4159, 6751, 95657, 155273, 178837, 652963, 4113251, 15018149, 28077409, 645780407]

約数ペア:

[(1, 645780407), (23, 28077409), (43, 15018149), (157, 4113251), (989, 652963), (3611, 178837), (4159, 155273), (6751, 95657)]