7823205

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{311}}^1$

素因数の和:378

約数の個数: 48

約数和(自身を含む): 14990976

約数和(自身を除く): 7167771

約数列:

[1, 3, 5, 9, 13, 15, 39, 43, 45, 65, 117, 129, 195, 215, 311, 387, 559, 585, 645, 933, 1555, 1677, 1935, 2795, 2799, 4043, 4665, 5031, 8385, 12129, 13373, 13995, 20215, 25155, 36387, 40119, 60645, 66865, 120357, 173849, 181935, 200595, 521547, 601785, 869245, 1564641, 2607735, 7823205]

約数ペア:

[(1, 7823205), (3, 2607735), (5, 1564641), (9, 869245), (13, 601785), (15, 521547), (39, 200595), (43, 181935), (45, 173849), (65, 120357), (117, 66865), (129, 60645), (195, 40119), (215, 36387), (311, 25155), (387, 20215), (559, 13995), (585, 13373), (645, 12129), (933, 8385), (1555, 5031), (1677, 4665), (1935, 4043), (2795, 2799)]