12713075

素因数分解:

$5^2\times {\mathrm{41}}^1\times {\mathrm{79}}^1\times {\mathrm{157}}^1$

素因数の和:287

約数の個数: 24

約数和(自身を含む): 16457280

約数和(自身を除く): 3744205

約数列:

[1, 5, 25, 41, 79, 157, 205, 395, 785, 1025, 1975, 3239, 3925, 6437, 12403, 16195, 32185, 62015, 80975, 160925, 310075, 508523, 2542615, 12713075]

約数ペア:

[(1, 12713075), (5, 2542615), (25, 508523), (41, 310075), (79, 160925), (157, 80975), (205, 62015), (395, 32185), (785, 16195), (1025, 12403), (1975, 6437), (3239, 3925)]