87886539

素因数分解:

$3^5\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{647}}^1$

素因数の和:718

約数の個数: 48

約数和(自身を含む): 145297152

約数和(自身を除く): 57410613

約数列:

[1, 3, 9, 13, 27, 39, 43, 81, 117, 129, 243, 351, 387, 559, 647, 1053, 1161, 1677, 1941, 3159, 3483, 5031, 5823, 8411, 10449, 15093, 17469, 25233, 27821, 45279, 52407, 75699, 83463, 135837, 157221, 227097, 250389, 361673, 681291, 751167, 1085019, 2043873, 2253501, 3255057, 6760503, 9765171, 29295513, 87886539]

約数ペア:

[(1, 87886539), (3, 29295513), (9, 9765171), (13, 6760503), (27, 3255057), (39, 2253501), (43, 2043873), (81, 1085019), (117, 751167), (129, 681291), (243, 361673), (351, 250389), (387, 227097), (559, 157221), (647, 135837), (1053, 83463), (1161, 75699), (1677, 52407), (1941, 45279), (3159, 27821), (3483, 25233), (5031, 17469), (5823, 15093), (8411, 10449)]