81464187

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^2\times {\mathrm{31}}^1\times {\mathrm{433}}^1$

素因数の和:508

約数の個数: 48

約数和(自身を含む): 136435712

約数和(自身を除く): 54971525

約数列:

[1, 3, 7, 17, 21, 31, 51, 93, 119, 217, 289, 357, 433, 527, 651, 867, 1299, 1581, 2023, 3031, 3689, 6069, 7361, 8959, 9093, 11067, 13423, 22083, 26877, 40269, 51527, 62713, 93961, 125137, 154581, 188139, 228191, 281883, 375411, 684573, 875959, 1597337, 2627877, 3879247, 4792011, 11637741, 27154729, 81464187]

約数ペア:

[(1, 81464187), (3, 27154729), (7, 11637741), (17, 4792011), (21, 3879247), (31, 2627877), (51, 1597337), (93, 875959), (119, 684573), (217, 375411), (289, 281883), (357, 228191), (433, 188139), (527, 154581), (651, 125137), (867, 93961), (1299, 62713), (1581, 51527), (2023, 40269), (3031, 26877), (3689, 22083), (6069, 13423), (7361, 11067), (8959, 9093)]