788256021

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{113}}^1\times {\mathrm{17483}}^1$

素因数の和:17625

約数の個数: 32

約数和(自身を含む): 1275632640

約数和(自身を除く): 487376619

約数列:

[1, 3, 7, 19, 21, 57, 113, 133, 339, 399, 791, 2147, 2373, 6441, 15029, 17483, 45087, 52449, 122381, 332177, 367143, 996531, 1975579, 2325239, 5926737, 6975717, 13829053, 37536001, 41487159, 112608003, 262752007, 788256021]

約数ペア:

[(1, 788256021), (3, 262752007), (7, 112608003), (19, 41487159), (21, 37536001), (57, 13829053), (113, 6975717), (133, 5926737), (339, 2325239), (399, 1975579), (791, 996531), (2147, 367143), (2373, 332177), (6441, 122381), (15029, 52449), (17483, 45087)]