66425919

素因数分解:

$3^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{1399}}^1$

素因数の和:1452

約数の個数: 48

約数和(自身を含む): 114912000

約数和(自身を除く): 48486081

約数列:

[1, 3, 7, 17, 19, 21, 49, 51, 57, 119, 133, 147, 323, 357, 399, 833, 931, 969, 1399, 2261, 2499, 2793, 4197, 6783, 9793, 15827, 23783, 26581, 29379, 47481, 68551, 71349, 79743, 166481, 186067, 205653, 451877, 499443, 558201, 1165367, 1302469, 1355631, 3163139, 3496101, 3907407, 9489417, 22141973, 66425919]

約数ペア:

[(1, 66425919), (3, 22141973), (7, 9489417), (17, 3907407), (19, 3496101), (21, 3163139), (49, 1355631), (51, 1302469), (57, 1165367), (119, 558201), (133, 499443), (147, 451877), (323, 205653), (357, 186067), (399, 166481), (833, 79743), (931, 71349), (969, 68551), (1399, 47481), (2261, 29379), (2499, 26581), (2793, 23783), (4197, 15827), (6783, 9793)]