12707487

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{313}}^1\times {\mathrm{347}}^1$

素因数の和:679

約数の個数: 24

約数和(自身を含む): 19887504

約数和(自身を除く): 7180017

約数列:

[1, 3, 9, 13, 39, 117, 313, 347, 939, 1041, 2817, 3123, 4069, 4511, 12207, 13533, 36621, 40599, 108611, 325833, 977499, 1411943, 4235829, 12707487]

約数ペア:

[(1, 12707487), (3, 4235829), (9, 1411943), (13, 977499), (39, 325833), (117, 108611), (313, 40599), (347, 36621), (939, 13533), (1041, 12207), (2817, 4511), (3123, 4069)]