66949578

素因数分解:

$2^1\times 3^4\times {\mathrm{19}}^1\times {\mathrm{21751}}^1$

素因数の和:21784

約数の個数: 40

約数和(自身を含む): 157919520

約数和(自身を除く): 90969942

約数列:

[1, 2, 3, 6, 9, 18, 19, 27, 38, 54, 57, 81, 114, 162, 171, 342, 513, 1026, 1539, 3078, 21751, 43502, 65253, 130506, 195759, 391518, 413269, 587277, 826538, 1174554, 1239807, 1761831, 2479614, 3523662, 3719421, 7438842, 11158263, 22316526, 33474789, 66949578]

約数ペア:

[(1, 66949578), (2, 33474789), (3, 22316526), (6, 11158263), (9, 7438842), (18, 3719421), (19, 3523662), (27, 2479614), (38, 1761831), (54, 1239807), (57, 1174554), (81, 826538), (114, 587277), (162, 413269), (171, 391518), (342, 195759), (513, 130506), (1026, 65253), (1539, 43502), (3078, 21751)]