1666281

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1$

素因数の和:117

約数の個数: 32

約数和(自身を含む): 2580480

約数和(自身を除く): 914199

約数列:

[1, 3, 19, 23, 31, 41, 57, 69, 93, 123, 437, 589, 713, 779, 943, 1271, 1311, 1767, 2139, 2337, 2829, 3813, 13547, 17917, 24149, 29233, 40641, 53751, 72447, 87699, 555427, 1666281]

約数ペア:

[(1, 1666281), (3, 555427), (19, 87699), (23, 72447), (31, 53751), (41, 40641), (57, 29233), (69, 24149), (93, 17917), (123, 13547), (437, 3813), (589, 2829), (713, 2337), (779, 2139), (943, 1767), (1271, 1311)]