194970069

素因数分解:

$3^2\times 7^2\times {\mathrm{442109}}^1$

素因数の和:442129

約数の個数: 18

約数和(自身を含む): 327603510

約数和(自身を除く): 132633441

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 441, 442109, 1326327, 3094763, 3978981, 9284289, 21663341, 27852867, 64990023, 194970069]

約数ペア:

[(1, 194970069), (3, 64990023), (7, 27852867), (9, 21663341), (21, 9284289), (49, 3978981), (63, 3094763), (147, 1326327), (441, 442109)]