42123025

素因数分解:

$5^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{14159}}^1$

素因数の和:14193

約数の個数: 24

約数和(自身を含む): 63210240

約数和(自身を除く): 21087215

約数列:

[1, 5, 7, 17, 25, 35, 85, 119, 175, 425, 595, 2975, 14159, 70795, 99113, 240703, 353975, 495565, 1203515, 1684921, 2477825, 6017575, 8424605, 42123025]

約数ペア:

[(1, 42123025), (5, 8424605), (7, 6017575), (17, 2477825), (25, 1684921), (35, 1203515), (85, 495565), (119, 353975), (175, 240703), (425, 99113), (595, 70795), (2975, 14159)]