7881153

素因数分解:

$3^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{73}}^1\times {\mathrm{97}}^1$

素因数の和:233

約数の個数: 32

約数和(自身を含む): 12531456

約数和(自身を除く): 4650303

約数列:

[1, 3, 7, 21, 53, 73, 97, 159, 219, 291, 371, 511, 679, 1113, 1533, 2037, 3869, 5141, 7081, 11607, 15423, 21243, 27083, 35987, 49567, 81249, 107961, 148701, 375293, 1125879, 2627051, 7881153]

約数ペア:

[(1, 7881153), (3, 2627051), (7, 1125879), (21, 375293), (53, 148701), (73, 107961), (97, 81249), (159, 49567), (219, 35987), (291, 27083), (371, 21243), (511, 15423), (679, 11607), (1113, 7081), (1533, 5141), (2037, 3869)]