71977311

素因数分解:

$3^2\times 7^1\times {\mathrm{443}}^1\times {\mathrm{2579}}^1$

素因数の和:3035

約数の個数: 24

約数和(自身を含む): 119134080

約数和(自身を除く): 47156769

約数列:

[1, 3, 7, 9, 21, 63, 443, 1329, 2579, 3101, 3987, 7737, 9303, 18053, 23211, 27909, 54159, 162477, 1142497, 3427491, 7997479, 10282473, 23992437, 71977311]

約数ペア:

[(1, 71977311), (3, 23992437), (7, 10282473), (9, 7997479), (21, 3427491), (63, 1142497), (443, 162477), (1329, 54159), (2579, 27909), (3101, 23211), (3987, 18053), (7737, 9303)]