87495291

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{107}}^1\times {\mathrm{241}}^1$

素因数の和:396

約数の個数: 48

約数和(自身を含む): 142702560

約数和(自身を除く): 55207269

約数列:

[1, 3, 9, 13, 29, 39, 87, 107, 117, 241, 261, 321, 377, 723, 963, 1131, 1391, 2169, 3103, 3133, 3393, 4173, 6989, 9309, 9399, 12519, 20967, 25787, 27927, 28197, 40339, 62901, 77361, 90857, 121017, 232083, 272571, 335231, 363051, 747823, 817713, 1005693, 2243469, 3017079, 6730407, 9721699, 29165097, 87495291]

約数ペア:

[(1, 87495291), (3, 29165097), (9, 9721699), (13, 6730407), (29, 3017079), (39, 2243469), (87, 1005693), (107, 817713), (117, 747823), (241, 363051), (261, 335231), (321, 272571), (377, 232083), (723, 121017), (963, 90857), (1131, 77361), (1391, 62901), (2169, 40339), (3103, 28197), (3133, 27927), (3393, 25787), (4173, 20967), (6989, 12519), (9309, 9399)]