685767681

素因数分解:

$3^3\times {\mathrm{41}}^1\times {\mathrm{227}}^1\times {\mathrm{2729}}^1$

素因数の和:3006

約数の個数: 32

約数和(自身を含む): 1045699200

約数和(自身を除く): 359931519

約数列:

[1, 3, 9, 27, 41, 123, 227, 369, 681, 1107, 2043, 2729, 6129, 8187, 9307, 24561, 27921, 73683, 83763, 111889, 251289, 335667, 619483, 1007001, 1858449, 3021003, 5575347, 16726041, 25398803, 76196409, 228589227, 685767681]

約数ペア:

[(1, 685767681), (3, 228589227), (9, 76196409), (27, 25398803), (41, 16726041), (123, 5575347), (227, 3021003), (369, 1858449), (681, 1007001), (1107, 619483), (2043, 335667), (2729, 251289), (6129, 111889), (8187, 83763), (9307, 73683), (24561, 27921)]