2803857

素因数分解:

$3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{73}}^1$

素因数の和:173

約数の個数: 32

約数和(自身を含む): 4546560

約数和(自身を除く): 1742703

約数列:

[1, 3, 7, 21, 31, 59, 73, 93, 177, 217, 219, 413, 511, 651, 1239, 1533, 1829, 2263, 4307, 5487, 6789, 12803, 12921, 15841, 30149, 38409, 47523, 90447, 133517, 400551, 934619, 2803857]

約数ペア:

[(1, 2803857), (3, 934619), (7, 400551), (21, 133517), (31, 90447), (59, 47523), (73, 38409), (93, 30149), (177, 15841), (217, 12921), (219, 12803), (413, 6789), (511, 5487), (651, 4307), (1239, 2263), (1533, 1829)]