128549253

素因数分解:

$3^1\times 7^1\times {\mathrm{103}}^2\times {\mathrm{577}}^1$

素因数の和:793

約数の個数: 24

約数和(自身を含む): 198147648

約数和(自身を除く): 69598395

約数列:

[1, 3, 7, 21, 103, 309, 577, 721, 1731, 2163, 4039, 10609, 12117, 31827, 59431, 74263, 178293, 222789, 416017, 1248051, 6121393, 18364179, 42849751, 128549253]

約数ペア:

[(1, 128549253), (3, 42849751), (7, 18364179), (21, 6121393), (103, 1248051), (309, 416017), (577, 222789), (721, 178293), (1731, 74263), (2163, 59431), (4039, 31827), (10609, 12117)]