1123178

素因数分解:

$2^1\times 7^2\times {\mathrm{73}}^1\times {\mathrm{157}}^1$

素因数の和:246

約数の個数: 24

約数和(自身を含む): 1999332

約数和(自身を除く): 876154

約数列:

[1, 2, 7, 14, 49, 73, 98, 146, 157, 314, 511, 1022, 1099, 2198, 3577, 7154, 7693, 11461, 15386, 22922, 80227, 160454, 561589, 1123178]

約数ペア:

[(1, 1123178), (2, 561589), (7, 160454), (14, 80227), (49, 22922), (73, 15386), (98, 11461), (146, 7693), (157, 7154), (314, 3577), (511, 2198), (1022, 1099)]