7256613

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{1399}}^1$

素因数の和:1441

約数の個数: 32

約数和(自身を含む): 12544000

約数和(自身を除く): 5287387

約数列:

[1, 3, 7, 13, 19, 21, 39, 57, 91, 133, 247, 273, 399, 741, 1399, 1729, 4197, 5187, 9793, 18187, 26581, 29379, 54561, 79743, 127309, 186067, 345553, 381927, 558201, 1036659, 2418871, 7256613]

約数ペア:

[(1, 7256613), (3, 2418871), (7, 1036659), (13, 558201), (19, 381927), (21, 345553), (39, 186067), (57, 127309), (91, 79743), (133, 54561), (247, 29379), (273, 26581), (399, 18187), (741, 9793), (1399, 5187), (1729, 4197)]