81298152

素因数分解:

$2^3\times 3^2\times {\mathrm{13}}^1\times {\mathrm{86857}}^1$

素因数の和:86882

約数の個数: 48

約数和(自身を含む): 237122340

約数和(自身を除く): 155824188

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 18, 24, 26, 36, 39, 52, 72, 78, 104, 117, 156, 234, 312, 468, 936, 86857, 173714, 260571, 347428, 521142, 694856, 781713, 1042284, 1129141, 1563426, 2084568, 2258282, 3126852, 3387423, 4516564, 6253704, 6774846, 9033128, 10162269, 13549692, 20324538, 27099384, 40649076, 81298152]

約数ペア:

[(1, 81298152), (2, 40649076), (3, 27099384), (4, 20324538), (6, 13549692), (8, 10162269), (9, 9033128), (12, 6774846), (13, 6253704), (18, 4516564), (24, 3387423), (26, 3126852), (36, 2258282), (39, 2084568), (52, 1563426), (72, 1129141), (78, 1042284), (104, 781713), (117, 694856), (156, 521142), (234, 347428), (312, 260571), (468, 173714), (936, 86857)]