38492727

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{181}}^1$

素因数の和:264

約数の個数: 64

約数和(自身を含む): 68490240

約数和(自身を除く): 29997513

約数列:

[1, 3, 7, 13, 19, 21, 39, 41, 57, 91, 123, 133, 181, 247, 273, 287, 399, 533, 543, 741, 779, 861, 1267, 1599, 1729, 2337, 2353, 3439, 3731, 3801, 5187, 5453, 7059, 7421, 10127, 10317, 11193, 16359, 16471, 22263, 24073, 30381, 44707, 49413, 51947, 70889, 72219, 96473, 134121, 140999, 155841, 212667, 289419, 312949, 422997, 675311, 938847, 986993, 1832987, 2025933, 2960979, 5498961, 12830909, 38492727]

約数ペア:

[(1, 38492727), (3, 12830909), (7, 5498961), (13, 2960979), (19, 2025933), (21, 1832987), (39, 986993), (41, 938847), (57, 675311), (91, 422997), (123, 312949), (133, 289419), (181, 212667), (247, 155841), (273, 140999), (287, 134121), (399, 96473), (533, 72219), (543, 70889), (741, 51947), (779, 49413), (861, 44707), (1267, 30381), (1599, 24073), (1729, 22263), (2337, 16471), (2353, 16359), (3439, 11193), (3731, 10317), (3801, 10127), (5187, 7421), (5453, 7059)]