68961081

素因数分解:

$3^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{409}}^1$

素因数の和:494

約数の個数: 48

約数和(自身を含む): 113671680

約数和(自身を除く): 44710599

約数列:

[1, 3, 7, 21, 31, 37, 49, 93, 111, 147, 217, 259, 409, 651, 777, 1147, 1227, 1519, 1813, 2863, 3441, 4557, 5439, 8029, 8589, 12679, 15133, 20041, 24087, 38037, 45399, 56203, 60123, 88753, 105931, 168609, 266259, 317793, 469123, 621271, 741517, 1407369, 1863813, 2224551, 3283861, 9851583, 22987027, 68961081]

約数ペア:

[(1, 68961081), (3, 22987027), (7, 9851583), (21, 3283861), (31, 2224551), (37, 1863813), (49, 1407369), (93, 741517), (111, 621271), (147, 469123), (217, 317793), (259, 266259), (409, 168609), (651, 105931), (777, 88753), (1147, 60123), (1227, 56203), (1519, 45399), (1813, 38037), (2863, 24087), (3441, 20041), (4557, 15133), (5439, 12679), (8029, 8589)]