684866

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{71}}^1$

素因数の和:146

約数の個数: 32

約数和(自身を含む): 1306368

約数和(自身を除く): 621502

約数列:

[1, 2, 7, 13, 14, 26, 53, 71, 91, 106, 142, 182, 371, 497, 689, 742, 923, 994, 1378, 1846, 3763, 4823, 6461, 7526, 9646, 12922, 26341, 48919, 52682, 97838, 342433, 684866]

約数ペア:

[(1, 684866), (2, 342433), (7, 97838), (13, 52682), (14, 48919), (26, 26341), (53, 12922), (71, 9646), (91, 7526), (106, 6461), (142, 4823), (182, 3763), (371, 1846), (497, 1378), (689, 994), (742, 923)]