2218335

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{571}}^1$

素因数の和:623

約数の個数: 32

約数和(自身を含む): 4173312

約数和(自身を除く): 1954977

約数列:

[1, 3, 5, 7, 15, 21, 35, 37, 105, 111, 185, 259, 555, 571, 777, 1295, 1713, 2855, 3885, 3997, 8565, 11991, 19985, 21127, 59955, 63381, 105635, 147889, 316905, 443667, 739445, 2218335]

約数ペア:

[(1, 2218335), (3, 739445), (5, 443667), (7, 316905), (15, 147889), (21, 105635), (35, 63381), (37, 59955), (105, 21127), (111, 19985), (185, 11991), (259, 8565), (555, 3997), (571, 3885), (777, 2855), (1295, 1713)]