28442505

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{311}}^1$

素因数の和:406

約数の個数: 64

約数和(自身を含む): 57028608

約数和(自身を除く): 28586103

約数列:

[1, 3, 5, 7, 13, 15, 21, 35, 39, 65, 67, 91, 105, 195, 201, 273, 311, 335, 455, 469, 871, 933, 1005, 1365, 1407, 1555, 2177, 2345, 2613, 4043, 4355, 4665, 6097, 6531, 7035, 10885, 12129, 13065, 18291, 20215, 20837, 28301, 30485, 32655, 60645, 62511, 84903, 91455, 104185, 141505, 145859, 270881, 312555, 424515, 437577, 729295, 812643, 1354405, 1896167, 2187885, 4063215, 5688501, 9480835, 28442505]

約数ペア:

[(1, 28442505), (3, 9480835), (5, 5688501), (7, 4063215), (13, 2187885), (15, 1896167), (21, 1354405), (35, 812643), (39, 729295), (65, 437577), (67, 424515), (91, 312555), (105, 270881), (195, 145859), (201, 141505), (273, 104185), (311, 91455), (335, 84903), (455, 62511), (469, 60645), (871, 32655), (933, 30485), (1005, 28301), (1365, 20837), (1407, 20215), (1555, 18291), (2177, 13065), (2345, 12129), (2613, 10885), (4043, 7035), (4355, 6531), (4665, 6097)]