258339998

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{257}}^1\times {\mathrm{3779}}^1$

素因数の和:4064

約数の個数: 32

約数和(自身を含む): 468115200

約数和(自身を除く): 209775202

約数列:

[1, 2, 7, 14, 19, 38, 133, 257, 266, 514, 1799, 3598, 3779, 4883, 7558, 9766, 26453, 34181, 52906, 68362, 71801, 143602, 502607, 971203, 1005214, 1942406, 6798421, 13596842, 18452857, 36905714, 129169999, 258339998]

約数ペア:

[(1, 258339998), (2, 129169999), (7, 36905714), (14, 18452857), (19, 13596842), (38, 6798421), (133, 1942406), (257, 1005214), (266, 971203), (514, 502607), (1799, 143602), (3598, 71801), (3779, 68362), (4883, 52906), (7558, 34181), (9766, 26453)]