87393501

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{599}}^1$

素因数の和:690

約数の個数: 48

約数和(自身を含む): 144144000

約数和(自身を除く): 56750499

約数列:

[1, 3, 9, 13, 29, 39, 43, 87, 117, 129, 261, 377, 387, 559, 599, 1131, 1247, 1677, 1797, 3393, 3741, 5031, 5391, 7787, 11223, 16211, 17371, 23361, 25757, 48633, 52113, 70083, 77271, 145899, 156339, 225823, 231813, 334841, 677469, 746953, 1004523, 2032407, 2240859, 3013569, 6722577, 9710389, 29131167, 87393501]

約数ペア:

[(1, 87393501), (3, 29131167), (9, 9710389), (13, 6722577), (29, 3013569), (39, 2240859), (43, 2032407), (87, 1004523), (117, 746953), (129, 677469), (261, 334841), (377, 231813), (387, 225823), (559, 156339), (599, 145899), (1131, 77271), (1247, 70083), (1677, 52113), (1797, 48633), (3393, 25757), (3741, 23361), (5031, 17371), (5391, 16211), (7787, 11223)]