51292251

素因数分解:

$3^3\times {\mathrm{79}}^1\times {\mathrm{139}}^1\times {\mathrm{173}}^1$

素因数の和:400

約数の個数: 32

約数和(自身を含む): 77952000

約数和(自身を除く): 26659749

約数列:

[1, 3, 9, 27, 79, 139, 173, 237, 417, 519, 711, 1251, 1557, 2133, 3753, 4671, 10981, 13667, 24047, 32943, 41001, 72141, 98829, 123003, 216423, 296487, 369009, 649269, 1899713, 5699139, 17097417, 51292251]

約数ペア:

[(1, 51292251), (3, 17097417), (9, 5699139), (27, 1899713), (79, 649269), (139, 369009), (173, 296487), (237, 216423), (417, 123003), (519, 98829), (711, 72141), (1251, 41001), (1557, 32943), (2133, 24047), (3753, 13667), (4671, 10981)]