64890042

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{1545001}}^1$

素因数の和:1545013

約数の個数: 16

約数和(自身を含む): 148320192

約数和(自身を除く): 83430150

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 1545001, 3090002, 4635003, 9270006, 10815007, 21630014, 32445021, 64890042]

約数ペア:

[(1, 64890042), (2, 32445021), (3, 21630014), (6, 10815007), (7, 9270006), (14, 4635003), (21, 3090002), (42, 1545001)]