1138857985

素因数分解:

$5^1\times {\mathrm{29}}^1\times {\mathrm{197}}^1\times {\mathrm{39869}}^1$

素因数の和:40100

約数の個数: 16

約数和(自身を含む): 1420966800

約数和(自身を除く): 282108815

約数列:

[1, 5, 29, 145, 197, 985, 5713, 28565, 39869, 199345, 1156201, 5781005, 7854193, 39270965, 227771597, 1138857985]

約数ペア:

[(1, 1138857985), (5, 227771597), (29, 39270965), (145, 7854193), (197, 5781005), (985, 1156201), (5713, 199345), (28565, 39869)]