213761247

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{16183}}^1$

素因数の和:16247

約数の個数: 32

約数和(自身を含む): 354235392

約数和(自身を除く): 140474145

約数列:

[1, 3, 7, 17, 21, 37, 51, 111, 119, 259, 357, 629, 777, 1887, 4403, 13209, 16183, 48549, 113281, 275111, 339843, 598771, 825333, 1796313, 1925777, 4191397, 5777331, 10179107, 12574191, 30537321, 71253749, 213761247]

約数ペア:

[(1, 213761247), (3, 71253749), (7, 30537321), (17, 12574191), (21, 10179107), (37, 5777331), (51, 4191397), (111, 1925777), (119, 1796313), (259, 825333), (357, 598771), (629, 339843), (777, 275111), (1887, 113281), (4403, 48549), (13209, 16183)]