168998426

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{72907}}^1$

素因数の和:72989

約数の個数: 16

約数和(自身を含む): 271217760

約数和(自身を除く): 102219334

約数列:

[1, 2, 19, 38, 61, 122, 1159, 2318, 72907, 145814, 1385233, 2770466, 4447327, 8894654, 84499213, 168998426]

約数ペア:

[(1, 168998426), (2, 84499213), (19, 8894654), (38, 4447327), (61, 2770466), (122, 1385233), (1159, 145814), (2318, 72907)]