209655663

素因数分解:

$3^1\times 7^3\times {\mathrm{67}}^1\times {\mathrm{3041}}^1$

素因数の和:3132

約数の個数: 32

約数和(自身を含む): 330969600

約数和(自身を除く): 121313937

約数列:

[1, 3, 7, 21, 49, 67, 147, 201, 343, 469, 1029, 1407, 3041, 3283, 9123, 9849, 21287, 22981, 63861, 68943, 149009, 203747, 447027, 611241, 1043063, 1426229, 3129189, 4278687, 9983603, 29950809, 69885221, 209655663]

約数ペア:

[(1, 209655663), (3, 69885221), (7, 29950809), (21, 9983603), (49, 4278687), (67, 3129189), (147, 1426229), (201, 1043063), (343, 611241), (469, 447027), (1029, 203747), (1407, 149009), (3041, 68943), (3283, 63861), (9123, 22981), (9849, 21287)]