28179975

素因数分解:

$3^1\times 5^2\times {\mathrm{607}}^1\times {\mathrm{619}}^1$

素因数の和:1239

約数の個数: 24

約数和(自身を含む): 46743040

約数和(自身を除く): 18563065

約数列:

[1, 3, 5, 15, 25, 75, 607, 619, 1821, 1857, 3035, 3095, 9105, 9285, 15175, 15475, 45525, 46425, 375733, 1127199, 1878665, 5635995, 9393325, 28179975]

約数ペア:

[(1, 28179975), (3, 9393325), (5, 5635995), (15, 1878665), (25, 1127199), (75, 375733), (607, 46425), (619, 45525), (1821, 15475), (1857, 15175), (3035, 9285), (3095, 9105)]