189988902

素因数分解:

$2^1\times 3^4\times {\mathrm{521}}^1\times {\mathrm{2251}}^1$

素因数の和:2786

約数の個数: 40

約数和(自身を含む): 426722472

約数和(自身を除く): 236733570

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 162, 521, 1042, 1563, 2251, 3126, 4502, 4689, 6753, 9378, 13506, 14067, 20259, 28134, 40518, 42201, 60777, 84402, 121554, 182331, 364662, 1172771, 2345542, 3518313, 7036626, 10554939, 21109878, 31664817, 63329634, 94994451, 189988902]

約数ペア:

[(1, 189988902), (2, 94994451), (3, 63329634), (6, 31664817), (9, 21109878), (18, 10554939), (27, 7036626), (54, 3518313), (81, 2345542), (162, 1172771), (521, 364662), (1042, 182331), (1563, 121554), (2251, 84402), (3126, 60777), (4502, 42201), (4689, 40518), (6753, 28134), (9378, 20259), (13506, 14067)]