66510639

素因数分解:

$3^4\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{761}}^1$

素因数の和:869

約数の個数: 40

約数和(自身を含む): 108429552

約数和(自身を除く): 41918913

約数列:

[1, 3, 9, 13, 27, 39, 81, 83, 117, 249, 351, 747, 761, 1053, 1079, 2241, 2283, 3237, 6723, 6849, 9711, 9893, 20547, 29133, 29679, 61641, 63163, 87399, 89037, 189489, 267111, 568467, 801333, 821119, 1705401, 2463357, 5116203, 7390071, 22170213, 66510639]

約数ペア:

[(1, 66510639), (3, 22170213), (9, 7390071), (13, 5116203), (27, 2463357), (39, 1705401), (81, 821119), (83, 801333), (117, 568467), (249, 267111), (351, 189489), (747, 89037), (761, 87399), (1053, 63163), (1079, 61641), (2241, 29679), (2283, 29133), (3237, 20547), (6723, 9893), (6849, 9711)]