12128925

素因数分解:

$3^1\times 5^2\times {\mathrm{59}}^1\times {\mathrm{2741}}^1$

素因数の和:2813

約数の個数: 24

約数和(自身を含む): 20400480

約数和(自身を除く): 8271555

約数列:

[1, 3, 5, 15, 25, 59, 75, 177, 295, 885, 1475, 2741, 4425, 8223, 13705, 41115, 68525, 161719, 205575, 485157, 808595, 2425785, 4042975, 12128925]

約数ペア:

[(1, 12128925), (3, 4042975), (5, 2425785), (15, 808595), (25, 485157), (59, 205575), (75, 161719), (177, 68525), (295, 41115), (885, 13705), (1475, 8223), (2741, 4425)]