66733149

素因数分解:

$3^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{23893}}^1$

素因数の和:23929

約数の個数: 24

約数和(自身を含む): 108956640

約数和(自身を除く): 42223491

約数列:

[1, 3, 7, 19, 21, 49, 57, 133, 147, 399, 931, 2793, 23893, 71679, 167251, 453967, 501753, 1170757, 1361901, 3177769, 3512271, 9533307, 22244383, 66733149]

約数ペア:

[(1, 66733149), (3, 22244383), (7, 9533307), (19, 3512271), (21, 3177769), (49, 1361901), (57, 1170757), (133, 501753), (147, 453967), (399, 167251), (931, 71679), (2793, 23893)]