66921786

素因数分解:

$2^1\times 3^2\times {\mathrm{293}}^1\times {\mathrm{12689}}^1$

素因数の和:12990

約数の個数: 24

約数和(自身を含む): 145503540

約数和(自身を除く): 78581754

約数列:

[1, 2, 3, 6, 9, 18, 293, 586, 879, 1758, 2637, 5274, 12689, 25378, 38067, 76134, 114201, 228402, 3717877, 7435754, 11153631, 22307262, 33460893, 66921786]

約数ペア:

[(1, 66921786), (2, 33460893), (3, 22307262), (6, 11153631), (9, 7435754), (18, 3717877), (293, 228402), (586, 114201), (879, 76134), (1758, 38067), (2637, 25378), (5274, 12689)]