291263205789

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{389}}^1\times {\mathrm{88223}}^1$

素因数の和:88682

約数の個数: 48

約数和(自身を含む): 450874045440

約数和(自身を除く): 159610839651

約数列:

[1, 3, 9, 23, 41, 69, 123, 207, 369, 389, 943, 1167, 2829, 3501, 8487, 8947, 15949, 26841, 47847, 80523, 88223, 143541, 264669, 366827, 794007, 1100481, 2029129, 3301443, 3617143, 6087387, 10851429, 18262161, 32554287, 34318747, 83194289, 102956241, 249582867, 308868723, 748748601, 789331181, 1407068627, 2367993543, 4221205881, 7103980629, 12663617643, 32362578421, 97087735263, 291263205789]

約数ペア:

[(1, 291263205789), (3, 97087735263), (9, 32362578421), (23, 12663617643), (41, 7103980629), (69, 4221205881), (123, 2367993543), (207, 1407068627), (369, 789331181), (389, 748748601), (943, 308868723), (1167, 249582867), (2829, 102956241), (3501, 83194289), (8487, 34318747), (8947, 32554287), (15949, 18262161), (26841, 10851429), (47847, 6087387), (80523, 3617143), (88223, 3301443), (143541, 2029129), (264669, 1100481), (366827, 794007)]