13745921

素因数分解:

$7^2\times {\mathrm{53}}^1\times {\mathrm{67}}^1\times {\mathrm{79}}^1$

素因数の和:213

約数の個数: 24

約数和(自身を含む): 16744320

約数和(自身を除く): 2998399

約数列:

[1, 7, 49, 53, 67, 79, 371, 469, 553, 2597, 3283, 3551, 3871, 4187, 5293, 24857, 29309, 37051, 173999, 205163, 259357, 280529, 1963703, 13745921]

約数ペア:

[(1, 13745921), (7, 1963703), (49, 280529), (53, 259357), (67, 205163), (79, 173999), (371, 37051), (469, 29309), (553, 24857), (2597, 5293), (3283, 4187), (3551, 3871)]