20170248939

素因数分解:

$3^4\times {\mathrm{241}}^1\times {\mathrm{647}}^1\times {\mathrm{1597}}^1$

素因数の和:2497

約数の個数: 40

約数和(自身を含む): 30321628128

約数和(自身を除く): 10151379189

約数列:

[1, 3, 9, 27, 81, 241, 647, 723, 1597, 1941, 2169, 4791, 5823, 6507, 14373, 17469, 19521, 43119, 52407, 129357, 155927, 384877, 467781, 1033259, 1154631, 1403343, 3099777, 3463893, 4210029, 9299331, 10391679, 12630087, 27897993, 31175037, 83693979, 249015419, 747046257, 2241138771, 6723416313, 20170248939]

約数ペア:

[(1, 20170248939), (3, 6723416313), (9, 2241138771), (27, 747046257), (81, 249015419), (241, 83693979), (647, 31175037), (723, 27897993), (1597, 12630087), (1941, 10391679), (2169, 9299331), (4791, 4210029), (5823, 3463893), (6507, 3099777), (14373, 1403343), (17469, 1154631), (19521, 1033259), (43119, 467781), (52407, 384877), (129357, 155927)]