65720991

素因数分解:

$3^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{2063}}^1$

素因数の和:2151

約数の個数: 32

約数和(自身を含む): 105412608

約数和(自身を除く): 39691617

約数列:

[1, 3, 7, 21, 37, 41, 111, 123, 259, 287, 777, 861, 1517, 2063, 4551, 6189, 10619, 14441, 31857, 43323, 76331, 84583, 228993, 253749, 534317, 592081, 1602951, 1776243, 3129571, 9388713, 21906997, 65720991]

約数ペア:

[(1, 65720991), (3, 21906997), (7, 9388713), (21, 3129571), (37, 1776243), (41, 1602951), (111, 592081), (123, 534317), (259, 253749), (287, 228993), (777, 84583), (861, 76331), (1517, 43323), (2063, 31857), (4551, 14441), (6189, 10619)]