68966276

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{12781}}^1$

素因数の和:12875

約数の個数: 24

約数和(自身を含む): 128842560

約数和(自身を除く): 59876284

約数列:

[1, 2, 4, 19, 38, 71, 76, 142, 284, 1349, 2698, 5396, 12781, 25562, 51124, 242839, 485678, 907451, 971356, 1814902, 3629804, 17241569, 34483138, 68966276]

約数ペア:

[(1, 68966276), (2, 34483138), (4, 17241569), (19, 3629804), (38, 1814902), (71, 971356), (76, 907451), (142, 485678), (284, 242839), (1349, 51124), (2698, 25562), (5396, 12781)]