81770766

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{379}}^1\times {\mathrm{467}}^1$

素因数の和:869

約数の個数: 64

約数和(自身を含む): 204871680

約数和(自身を除く): 123100914

約数列:

[1, 2, 3, 6, 7, 11, 14, 21, 22, 33, 42, 66, 77, 154, 231, 379, 462, 467, 758, 934, 1137, 1401, 2274, 2653, 2802, 3269, 4169, 5137, 5306, 6538, 7959, 8338, 9807, 10274, 12507, 15411, 15918, 19614, 25014, 29183, 30822, 35959, 58366, 71918, 87549, 107877, 175098, 176993, 215754, 353986, 530979, 1061958, 1238951, 1946923, 2477902, 3716853, 3893846, 5840769, 7433706, 11681538, 13628461, 27256922, 40885383, 81770766]

約数ペア:

[(1, 81770766), (2, 40885383), (3, 27256922), (6, 13628461), (7, 11681538), (11, 7433706), (14, 5840769), (21, 3893846), (22, 3716853), (33, 2477902), (42, 1946923), (66, 1238951), (77, 1061958), (154, 530979), (231, 353986), (379, 215754), (462, 176993), (467, 175098), (758, 107877), (934, 87549), (1137, 71918), (1401, 58366), (2274, 35959), (2653, 30822), (2802, 29183), (3269, 25014), (4169, 19614), (5137, 15918), (5306, 15411), (6538, 12507), (7959, 10274), (8338, 9807)]