20474471493

素因数分解:

$3^4\times 7^2\times {\mathrm{5158597}}^1$

素因数の和:5158623

約数の個数: 30

約数和(自身を含む): 35578850406

約数和(自身を除く): 15104378913

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 81, 147, 189, 441, 567, 1323, 3969, 5158597, 15475791, 36110179, 46427373, 108330537, 139282119, 252771253, 324991611, 417846357, 758313759, 974974833, 2274941277, 2924924499, 6824823831, 20474471493]

約数ペア:

[(1, 20474471493), (3, 6824823831), (7, 2924924499), (9, 2274941277), (21, 974974833), (27, 758313759), (49, 417846357), (63, 324991611), (81, 252771253), (147, 139282119), (189, 108330537), (441, 46427373), (567, 36110179), (1323, 15475791), (3969, 5158597)]