917103789

素因数分解:

$3^4\times 7^1\times {\mathrm{661}}^1\times {\mathrm{2447}}^1$

素因数の和:3127

約数の個数: 40

約数和(自身を含む): 1568717568

約数和(自身を除く): 651613779

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 567, 661, 1983, 2447, 4627, 5949, 7341, 13881, 17129, 17847, 22023, 41643, 51387, 53541, 66069, 124929, 154161, 198207, 374787, 462483, 1387449, 1617467, 4852401, 11322269, 14557203, 33966807, 43671609, 101900421, 131014827, 305701263, 917103789]

約数ペア:

[(1, 917103789), (3, 305701263), (7, 131014827), (9, 101900421), (21, 43671609), (27, 33966807), (63, 14557203), (81, 11322269), (189, 4852401), (567, 1617467), (661, 1387449), (1983, 462483), (2447, 374787), (4627, 198207), (5949, 154161), (7341, 124929), (13881, 66069), (17129, 53541), (17847, 51387), (22023, 41643)]