28099485

素因数分解:

$3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{20143}}^1$

素因数の和:20185

約数の個数: 24

約数和(自身を含む): 50279424

約数和(自身を除く): 22179939

約数列:

[1, 3, 5, 9, 15, 31, 45, 93, 155, 279, 465, 1395, 20143, 60429, 100715, 181287, 302145, 624433, 906435, 1873299, 3122165, 5619897, 9366495, 28099485]

約数ペア:

[(1, 28099485), (3, 9366495), (5, 5619897), (9, 3122165), (15, 1873299), (31, 906435), (45, 624433), (93, 302145), (155, 181287), (279, 100715), (465, 60429), (1395, 20143)]