3781021825

素因数分解:

$5^2\times 7^1\times {\mathrm{239}}^1\times {\mathrm{90401}}^1$

素因数の和:90657

約数の個数: 24

約数和(自身を含む): 5380727040

約数和(自身を除く): 1599705215

約数列:

[1, 5, 7, 25, 35, 175, 239, 1195, 1673, 5975, 8365, 41825, 90401, 452005, 632807, 2260025, 3164035, 15820175, 21605839, 108029195, 151240873, 540145975, 756204365, 3781021825]

約数ペア:

[(1, 3781021825), (5, 756204365), (7, 540145975), (25, 151240873), (35, 108029195), (175, 21605839), (239, 15820175), (1195, 3164035), (1673, 2260025), (5975, 632807), (8365, 452005), (41825, 90401)]