258207989

素因数分解:

${\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{269}}^1\times {\mathrm{1571}}^1$

素因数の和:1900

約数の個数: 16

約数和(自身を含む): 285223680

約数和(自身を除く): 27015691

約数列:

[1, 13, 47, 269, 611, 1571, 3497, 12643, 20423, 73837, 164359, 422599, 959881, 5493787, 19862153, 258207989]

約数ペア:

[(1, 258207989), (13, 19862153), (47, 5493787), (269, 959881), (611, 422599), (1571, 164359), (3497, 73837), (12643, 20423)]