290415867

素因数分解:

$3^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{294241}}^1$

素因数の和:294298

約数の個数: 16

約数和(自身を含む): 451955712

約数和(自身を除く): 161539845

約数列:

[1, 3, 7, 21, 47, 141, 329, 987, 294241, 882723, 2059687, 6179061, 13829327, 41487981, 96805289, 290415867]

約数ペア:

[(1, 290415867), (3, 96805289), (7, 41487981), (21, 13829327), (47, 6179061), (141, 2059687), (329, 882723), (987, 294241)]