28620285

素因数分解:

$3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{1009}}^1$

素因数の和:1109

約数の個数: 32

約数和(自身を含む): 48092160

約数和(自身を除く): 19471875

約数列:

[1, 3, 5, 15, 31, 61, 93, 155, 183, 305, 465, 915, 1009, 1891, 3027, 5045, 5673, 9455, 15135, 28365, 31279, 61549, 93837, 156395, 184647, 307745, 469185, 923235, 1908019, 5724057, 9540095, 28620285]

約数ペア:

[(1, 28620285), (3, 9540095), (5, 5724057), (15, 1908019), (31, 923235), (61, 469185), (93, 307745), (155, 184647), (183, 156395), (305, 93837), (465, 61549), (915, 31279), (1009, 28365), (1891, 15135), (3027, 9455), (5045, 5673)]