15661378593

素因数分解:

$3^4\times 7^1\times {\mathrm{6883}}^1\times {\mathrm{4013}}^1$

素因数の和:10915

約数の個数: 40

約数和(自身を含む): 26748139968

約数和(自身を除く): 11086761375

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 567, 4013, 6883, 12039, 20649, 28091, 36117, 48181, 61947, 84273, 108351, 144543, 185841, 252819, 325053, 433629, 557523, 758457, 1300887, 2275371, 3902661, 27621479, 82864437, 193350353, 248593311, 580051059, 745779933, 1740153177, 2237339799, 5220459531, 15661378593]

約数ペア:

[(1, 15661378593), (3, 5220459531), (7, 2237339799), (9, 1740153177), (21, 745779933), (27, 580051059), (63, 248593311), (81, 193350353), (189, 82864437), (567, 27621479), (4013, 3902661), (6883, 2275371), (12039, 1300887), (20649, 758457), (28091, 557523), (36117, 433629), (48181, 325053), (61947, 252819), (84273, 185841), (108351, 144543)]