861156

素因数分解:

$2^2\times 3^2\times {\mathrm{19}}^1\times {\mathrm{1259}}^1$

素因数の和:1288

約数の個数: 36

約数和(自身を含む): 2293200

約数和(自身を除く): 1432044

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 36, 38, 57, 76, 114, 171, 228, 342, 684, 1259, 2518, 3777, 5036, 7554, 11331, 15108, 22662, 23921, 45324, 47842, 71763, 95684, 143526, 215289, 287052, 430578, 861156]

約数ペア:

[(1, 861156), (2, 430578), (3, 287052), (4, 215289), (6, 143526), (9, 95684), (12, 71763), (18, 47842), (19, 45324), (36, 23921), (38, 22662), (57, 15108), (76, 11331), (114, 7554), (171, 5036), (228, 3777), (342, 2518), (684, 1259)]