664654886

素因数分解:

$2^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{709}}^1\times {\mathrm{2309}}^1$

素因数の和:3056

約数の個数: 32

約数和(自身を含む): 1180872000

約数和(自身を除く): 516217114

約数列:

[1, 2, 7, 14, 29, 58, 203, 406, 709, 1418, 2309, 4618, 4963, 9926, 16163, 20561, 32326, 41122, 66961, 133922, 143927, 287854, 468727, 937454, 1637081, 3274162, 11459567, 22919134, 47475349, 94950698, 332327443, 664654886]

約数ペア:

[(1, 664654886), (2, 332327443), (7, 94950698), (14, 47475349), (29, 22919134), (58, 11459567), (203, 3274162), (406, 1637081), (709, 937454), (1418, 468727), (2309, 287854), (4618, 143927), (4963, 133922), (9926, 66961), (16163, 41122), (20561, 32326)]