68124969

素因数分解:

$3^4\times {\mathrm{11}}^1\times {\mathrm{157}}^1\times {\mathrm{487}}^1$

素因数の和:667

約数の個数: 40

約数和(自身を含む): 111955008

約数和(自身を除く): 43830039

約数列:

[1, 3, 9, 11, 27, 33, 81, 99, 157, 297, 471, 487, 891, 1413, 1461, 1727, 4239, 4383, 5181, 5357, 12717, 13149, 15543, 16071, 39447, 46629, 48213, 76459, 139887, 144639, 229377, 433917, 688131, 841049, 2064393, 2523147, 6193179, 7569441, 22708323, 68124969]

約数ペア:

[(1, 68124969), (3, 22708323), (9, 7569441), (11, 6193179), (27, 2523147), (33, 2064393), (81, 841049), (99, 688131), (157, 433917), (297, 229377), (471, 144639), (487, 139887), (891, 76459), (1413, 48213), (1461, 46629), (1727, 39447), (4239, 16071), (4383, 15543), (5181, 13149), (5357, 12717)]