28123389

素因数分解:

$3^3\times 7^1\times {\mathrm{17}}^1\times {\mathrm{8753}}^1$

素因数の和:8786

約数の個数: 32

約数和(自身を含む): 50423040

約数和(自身を除く): 22299651

約数列:

[1, 3, 7, 9, 17, 21, 27, 51, 63, 119, 153, 189, 357, 459, 1071, 3213, 8753, 26259, 61271, 78777, 148801, 183813, 236331, 446403, 551439, 1041607, 1339209, 1654317, 3124821, 4017627, 9374463, 28123389]

約数ペア:

[(1, 28123389), (3, 9374463), (7, 4017627), (9, 3124821), (17, 1654317), (21, 1339209), (27, 1041607), (51, 551439), (63, 446403), (119, 236331), (153, 183813), (189, 148801), (357, 78777), (459, 61271), (1071, 26259), (3213, 8753)]