288520323

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{293}}^1\times {\mathrm{3607}}^1$

素因数の和:3923

約数の個数: 32

約数和(自身を含む): 475216896

約数和(自身を除く): 186696573

約数列:

[1, 3, 7, 13, 21, 39, 91, 273, 293, 879, 2051, 3607, 3809, 6153, 10821, 11427, 25249, 26663, 46891, 75747, 79989, 140673, 328237, 984711, 1056851, 3170553, 7397957, 13739063, 22193871, 41217189, 96173441, 288520323]

約数ペア:

[(1, 288520323), (3, 96173441), (7, 41217189), (13, 22193871), (21, 13739063), (39, 7397957), (91, 3170553), (273, 1056851), (293, 984711), (879, 328237), (2051, 140673), (3607, 79989), (3809, 75747), (6153, 46891), (10821, 26663), (11427, 25249)]