16886745

素因数分解:

$3^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{2909}}^1$

素因数の和:2966

約数の個数: 32

約数和(自身を含む): 30729600

約数和(自身を除く): 13842855

約数列:

[1, 3, 5, 9, 15, 27, 43, 45, 129, 135, 215, 387, 645, 1161, 1935, 2909, 5805, 8727, 14545, 26181, 43635, 78543, 125087, 130905, 375261, 392715, 625435, 1125783, 1876305, 3377349, 5628915, 16886745]

約数ペア:

[(1, 16886745), (3, 5628915), (5, 3377349), (9, 1876305), (15, 1125783), (27, 625435), (43, 392715), (45, 375261), (129, 130905), (135, 125087), (215, 78543), (387, 43635), (645, 26181), (1161, 14545), (1935, 8727), (2909, 5805)]