2640595491

素因数分解:

$3^3\times {\mathrm{67}}^1\times {\mathrm{449}}^1\times {\mathrm{3251}}^1$

素因数の和:3776

約数の個数: 32

約数和(自身を含む): 3980448000

約数和(自身を除く): 1339852509

約数列:

[1, 3, 9, 27, 67, 201, 449, 603, 1347, 1809, 3251, 4041, 9753, 12123, 29259, 30083, 87777, 90249, 217817, 270747, 653451, 812241, 1459699, 1960353, 4379097, 5881059, 13137291, 39411873, 97799833, 293399499, 880198497, 2640595491]

約数ペア:

[(1, 2640595491), (3, 880198497), (9, 293399499), (27, 97799833), (67, 39411873), (201, 13137291), (449, 5881059), (603, 4379097), (1347, 1960353), (1809, 1459699), (3251, 812241), (4041, 653451), (9753, 270747), (12123, 217817), (29259, 90249), (30083, 87777)]