71416485

素因数分解:

$3^8\times 5^1\times 7^1\times {\mathrm{311}}^1$

素因数の和:347

約数の個数: 72

約数和(自身を含む): 147378816

約数和(自身を除く): 75962331

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 63, 81, 105, 135, 189, 243, 311, 315, 405, 567, 729, 933, 945, 1215, 1555, 1701, 2177, 2187, 2799, 2835, 3645, 4665, 5103, 6531, 6561, 8397, 8505, 10885, 10935, 13995, 15309, 19593, 25191, 25515, 32655, 32805, 41985, 45927, 58779, 75573, 76545, 97965, 125955, 176337, 226719, 229635, 293895, 377865, 529011, 680157, 881685, 1133595, 1587033, 2040471, 2645055, 3400785, 4761099, 7935165, 10202355, 14283297, 23805495, 71416485]

約数ペア:

[(1, 71416485), (3, 23805495), (5, 14283297), (7, 10202355), (9, 7935165), (15, 4761099), (21, 3400785), (27, 2645055), (35, 2040471), (45, 1587033), (63, 1133595), (81, 881685), (105, 680157), (135, 529011), (189, 377865), (243, 293895), (311, 229635), (315, 226719), (405, 176337), (567, 125955), (729, 97965), (933, 76545), (945, 75573), (1215, 58779), (1555, 45927), (1701, 41985), (2177, 32805), (2187, 32655), (2799, 25515), (2835, 25191), (3645, 19593), (4665, 15309), (5103, 13995), (6531, 10935), (6561, 10885), (8397, 8505)]