68231403

素因数分解:

$3^4\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{937}}^1$

素因数の和:1009

約数の個数: 40

約数和(自身を含む): 108958080

約数和(自身を除く): 40726677

約数列:

[1, 3, 9, 27, 29, 31, 81, 87, 93, 261, 279, 783, 837, 899, 937, 2349, 2511, 2697, 2811, 8091, 8433, 24273, 25299, 27173, 29047, 72819, 75897, 81519, 87141, 244557, 261423, 733671, 784269, 842363, 2201013, 2352807, 2527089, 7581267, 22743801, 68231403]

約数ペア:

[(1, 68231403), (3, 22743801), (9, 7581267), (27, 2527089), (29, 2352807), (31, 2201013), (81, 842363), (87, 784269), (93, 733671), (261, 261423), (279, 244557), (783, 87141), (837, 81519), (899, 75897), (937, 72819), (2349, 29047), (2511, 27173), (2697, 25299), (2811, 24273), (8091, 8433)]