81277731

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{167}}^1\times {\mathrm{3181}}^1$

素因数の和:3371

約数の個数: 24

約数和(自身を含む): 125090784

約数和(自身を除く): 43813053

約数列:

[1, 3, 9, 17, 51, 153, 167, 501, 1503, 2839, 3181, 8517, 9543, 25551, 28629, 54077, 162231, 486693, 531227, 1593681, 4781043, 9030859, 27092577, 81277731]

約数ペア:

[(1, 81277731), (3, 27092577), (9, 9030859), (17, 4781043), (51, 1593681), (153, 531227), (167, 486693), (501, 162231), (1503, 54077), (2839, 28629), (3181, 25551), (8517, 9543)]