123937219

素因数分解:

$7^4\times {\mathrm{41}}^1\times {\mathrm{1259}}^1$

素因数の和:1328

約数の個数: 20

約数和(自身を含む): 148228920

約数和(自身を除く): 24291701

約数列:

[1, 7, 41, 49, 287, 343, 1259, 2009, 2401, 8813, 14063, 51619, 61691, 98441, 361333, 431837, 2529331, 3022859, 17705317, 123937219]

約数ペア:

[(1, 123937219), (7, 17705317), (41, 3022859), (49, 2529331), (287, 431837), (343, 361333), (1259, 98441), (2009, 61691), (2401, 51619), (8813, 14063)]