66788883

素因数分解:

$3^2\times 7^1\times {\mathrm{67}}^1\times {\mathrm{15823}}^1$

素因数の和:15903

約数の個数: 24

約数和(自身を含む): 111907328

約数和(自身を除く): 45118445

約数列:

[1, 3, 7, 9, 21, 63, 67, 201, 469, 603, 1407, 4221, 15823, 47469, 110761, 142407, 332283, 996849, 1060141, 3180423, 7420987, 9541269, 22262961, 66788883]

約数ペア:

[(1, 66788883), (3, 22262961), (7, 9541269), (9, 7420987), (21, 3180423), (63, 1060141), (67, 996849), (201, 332283), (469, 142407), (603, 110761), (1407, 47469), (4221, 15823)]