7281639

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{1213}}^1$

素因数の和:1271

約数の個数: 24

約数和(自身を含む): 11363040

約数和(自身を除く): 4081401

約数列:

[1, 3, 9, 23, 29, 69, 87, 207, 261, 667, 1213, 2001, 3639, 6003, 10917, 27899, 35177, 83697, 105531, 251091, 316593, 809071, 2427213, 7281639]

約数ペア:

[(1, 7281639), (3, 2427213), (9, 809071), (23, 316593), (29, 251091), (69, 105531), (87, 83697), (207, 35177), (261, 27899), (667, 10917), (1213, 6003), (2001, 3639)]