13691853

素因数分解:

$3^2\times 7^1\times {\mathrm{71}}^1\times {\mathrm{3061}}^1$

素因数の和:3145

約数の個数: 24

約数和(自身を含む): 22928256

約数和(自身を除く): 9236403

約数列:

[1, 3, 7, 9, 21, 63, 71, 213, 497, 639, 1491, 3061, 4473, 9183, 21427, 27549, 64281, 192843, 217331, 651993, 1521317, 1955979, 4563951, 13691853]

約数ペア:

[(1, 13691853), (3, 4563951), (7, 1955979), (9, 1521317), (21, 651993), (63, 217331), (71, 192843), (213, 64281), (497, 27549), (639, 21427), (1491, 9183), (3061, 4473)]