2113010995

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{717491}}^1$

素因数の和:717546

約数の個数: 16

約数和(自身を含む): 2755169280

約数和(自身を除く): 642158285

約数列:

[1, 5, 19, 31, 95, 155, 589, 2945, 717491, 3587455, 13632329, 22242221, 68161645, 111211105, 422602199, 2113010995]

約数ペア:

[(1, 2113010995), (5, 422602199), (19, 111211105), (31, 68161645), (95, 22242221), (155, 13632329), (589, 3587455), (2945, 717491)]