66918609

素因数分解:

$3^3\times {\mathrm{79}}^1\times {\mathrm{137}}^1\times {\mathrm{229}}^1$

素因数の和:454

約数の個数: 32

約数和(自身を含む): 101568000

約数和(自身を除く): 34649391

約数列:

[1, 3, 9, 27, 79, 137, 229, 237, 411, 687, 711, 1233, 2061, 2133, 3699, 6183, 10823, 18091, 31373, 32469, 54273, 94119, 97407, 162819, 282357, 292221, 488457, 847071, 2478467, 7435401, 22306203, 66918609]

約数ペア:

[(1, 66918609), (3, 22306203), (9, 7435401), (27, 2478467), (79, 847071), (137, 488457), (229, 292221), (237, 282357), (411, 162819), (687, 97407), (711, 94119), (1233, 54273), (2061, 32469), (2133, 31373), (3699, 18091), (6183, 10823)]