128536886

素因数分解:

$2^1\times {\mathrm{41}}^1\times {\mathrm{199}}^1\times {\mathrm{7877}}^1$

素因数の和:8119

約数の個数: 16

約数和(自身を含む): 198525600

約数和(自身を除く): 69988714

約数列:

[1, 2, 41, 82, 199, 398, 7877, 8159, 15754, 16318, 322957, 645914, 1567523, 3135046, 64268443, 128536886]

約数ペア:

[(1, 128536886), (2, 64268443), (41, 3135046), (82, 1567523), (199, 645914), (398, 322957), (7877, 16318), (8159, 15754)]