64736343

素因数分解:

$3^2\times 7^1\times {\mathrm{47}}^1\times {\mathrm{21863}}^1$

素因数の和:21923

約数の個数: 24

約数和(自身を含む): 109145088

約数和(自身を除く): 44408745

約数列:

[1, 3, 7, 9, 21, 47, 63, 141, 329, 423, 987, 2961, 21863, 65589, 153041, 196767, 459123, 1027561, 1377369, 3082683, 7192927, 9248049, 21578781, 64736343]

約数ペア:

[(1, 64736343), (3, 21578781), (7, 9248049), (9, 7192927), (21, 3082683), (47, 1377369), (63, 1027561), (141, 459123), (329, 196767), (423, 153041), (987, 65589), (2961, 21863)]