63721791

素因数分解:

$3^2\times 7^1\times {\mathrm{409}}^1\times {\mathrm{2473}}^1$

素因数の和:2895

約数の個数: 24

約数和(自身を含む): 105491360

約数和(自身を除く): 41769569

約数列:

[1, 3, 7, 9, 21, 63, 409, 1227, 2473, 2863, 3681, 7419, 8589, 17311, 22257, 25767, 51933, 155799, 1011457, 3034371, 7080199, 9103113, 21240597, 63721791]

約数ペア:

[(1, 63721791), (3, 21240597), (7, 9103113), (9, 7080199), (21, 3034371), (63, 1011457), (409, 155799), (1227, 51933), (2473, 25767), (2863, 22257), (3681, 17311), (7419, 8589)]