1640790819

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{373}}^1\times {\mathrm{28751}}^1$

素因数の和:29147

約数の個数: 24

約数和(自身を含む): 2516260032

約数和(自身を除く): 875469213

約数列:

[1, 3, 9, 17, 51, 153, 373, 1119, 3357, 6341, 19023, 28751, 57069, 86253, 258759, 488767, 1466301, 4398903, 10724123, 32172369, 96517107, 182310091, 546930273, 1640790819]

約数ペア:

[(1, 1640790819), (3, 546930273), (9, 182310091), (17, 96517107), (51, 32172369), (153, 10724123), (373, 4398903), (1119, 1466301), (3357, 488767), (6341, 258759), (19023, 86253), (28751, 57069)]