78168622

素因数分解:

$2^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{41981}}^1$

素因数の和:42016

約数の個数: 24

約数和(自身を含む): 143578440

約数和(自身を除く): 65409818

約数列:

[1, 2, 7, 14, 19, 38, 49, 98, 133, 266, 931, 1862, 41981, 83962, 293867, 587734, 797639, 1595278, 2057069, 4114138, 5583473, 11166946, 39084311, 78168622]

約数ペア:

[(1, 78168622), (2, 39084311), (7, 11166946), (14, 5583473), (19, 4114138), (38, 2057069), (49, 1595278), (98, 797639), (133, 587734), (266, 293867), (931, 83962), (1862, 41981)]