81246508

素因数分解:

$2^2\times 7^2\times {\mathrm{19}}^1\times {\mathrm{21817}}^1$

素因数の和:21854

約数の個数: 36

約数和(自身を含む): 174107640

約数和(自身を除く): 92861132

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 49, 76, 98, 133, 196, 266, 532, 931, 1862, 3724, 21817, 43634, 87268, 152719, 305438, 414523, 610876, 829046, 1069033, 1658092, 2138066, 2901661, 4276132, 5803322, 11606644, 20311627, 40623254, 81246508]

約数ペア:

[(1, 81246508), (2, 40623254), (4, 20311627), (7, 11606644), (14, 5803322), (19, 4276132), (28, 2901661), (38, 2138066), (49, 1658092), (76, 1069033), (98, 829046), (133, 610876), (196, 414523), (266, 305438), (532, 152719), (931, 87268), (1862, 43634), (3724, 21817)]