9980091

素因数分解:

$3^4\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{487}}^1$

素因数の和:533

約数の個数: 40

約数和(自身を含む): 17005824

約数和(自身を除く): 7025733

約数列:

[1, 3, 9, 11, 23, 27, 33, 69, 81, 99, 207, 253, 297, 487, 621, 759, 891, 1461, 1863, 2277, 4383, 5357, 6831, 11201, 13149, 16071, 20493, 33603, 39447, 48213, 100809, 123211, 144639, 302427, 369633, 433917, 907281, 1108899, 3326697, 9980091]

約数ペア:

[(1, 9980091), (3, 3326697), (9, 1108899), (11, 907281), (23, 433917), (27, 369633), (33, 302427), (69, 144639), (81, 123211), (99, 100809), (207, 48213), (253, 39447), (297, 33603), (487, 20493), (621, 16071), (759, 13149), (891, 11201), (1461, 6831), (1863, 5357), (2277, 4383)]