51538165

素因数分解:

$5^1\times 7^1\times {\mathrm{19}}^2\times {\mathrm{4079}}^1$

素因数の和:4129

約数の個数: 24

約数和(自身を含む): 74615040

約数和(自身を除く): 23076875

約数列:

[1, 5, 7, 19, 35, 95, 133, 361, 665, 1805, 2527, 4079, 12635, 20395, 28553, 77501, 142765, 387505, 542507, 1472519, 2712535, 7362595, 10307633, 51538165]

約数ペア:

[(1, 51538165), (5, 10307633), (7, 7362595), (19, 2712535), (35, 1472519), (95, 542507), (133, 387505), (361, 142765), (665, 77501), (1805, 28553), (2527, 20395), (4079, 12635)]