28148775

素因数分解:

$3^1\times 5^2\times {\mathrm{31}}^1\times {\mathrm{12107}}^1$

素因数の和:12151

約数の個数: 24

約数和(自身を含む): 48044544

約数和(自身を除く): 19895769

約数列:

[1, 3, 5, 15, 25, 31, 75, 93, 155, 465, 775, 2325, 12107, 36321, 60535, 181605, 302675, 375317, 908025, 1125951, 1876585, 5629755, 9382925, 28148775]

約数ペア:

[(1, 28148775), (3, 9382925), (5, 5629755), (15, 1876585), (25, 1125951), (31, 908025), (75, 375317), (93, 302675), (155, 181605), (465, 60535), (775, 36321), (2325, 12107)]