978172986

素因数分解:

$2^1\times 3^1\times 7^2\times {\mathrm{239}}^1\times {\mathrm{13921}}^1$

素因数の和:14179

約数の個数: 48

約数和(自身を含む): 2285435520

約数和(自身を除く): 1307262534

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 49, 98, 147, 239, 294, 478, 717, 1434, 1673, 3346, 5019, 10038, 11711, 13921, 23422, 27842, 35133, 41763, 70266, 83526, 97447, 194894, 292341, 584682, 682129, 1364258, 2046387, 3327119, 4092774, 6654238, 9981357, 19962714, 23289833, 46579666, 69869499, 139738998, 163028831, 326057662, 489086493, 978172986]

約数ペア:

[(1, 978172986), (2, 489086493), (3, 326057662), (6, 163028831), (7, 139738998), (14, 69869499), (21, 46579666), (42, 23289833), (49, 19962714), (98, 9981357), (147, 6654238), (239, 4092774), (294, 3327119), (478, 2046387), (717, 1364258), (1434, 682129), (1673, 584682), (3346, 292341), (5019, 194894), (10038, 97447), (11711, 83526), (13921, 70266), (23422, 41763), (27842, 35133)]