68818995

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{197}}^1\times {\mathrm{1109}}^1$

素因数の和:1324

約数の個数: 48

約数和(自身を含む): 137142720

約数和(自身を除く): 68323725

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 63, 105, 197, 315, 591, 985, 1109, 1379, 1773, 2955, 3327, 4137, 5545, 6895, 7763, 8865, 9981, 12411, 16635, 20685, 23289, 38815, 49905, 62055, 69867, 116445, 218473, 349335, 655419, 1092365, 1529311, 1966257, 3277095, 4587933, 7646555, 9831285, 13763799, 22939665, 68818995]

約数ペア:

[(1, 68818995), (3, 22939665), (5, 13763799), (7, 9831285), (9, 7646555), (15, 4587933), (21, 3277095), (35, 1966257), (45, 1529311), (63, 1092365), (105, 655419), (197, 349335), (315, 218473), (591, 116445), (985, 69867), (1109, 62055), (1379, 49905), (1773, 38815), (2955, 23289), (3327, 20685), (4137, 16635), (5545, 12411), (6895, 9981), (7763, 8865)]