13247469

素因数分解:

$3^4\times {\mathrm{41}}^1\times {\mathrm{3989}}^1$

素因数の和:4042

約数の個数: 20

約数和(自身を含む): 20277180

約数和(自身を除く): 7029711

約数列:

[1, 3, 9, 27, 41, 81, 123, 369, 1107, 3321, 3989, 11967, 35901, 107703, 163549, 323109, 490647, 1471941, 4415823, 13247469]

約数ペア:

[(1, 13247469), (3, 4415823), (9, 1471941), (27, 490647), (41, 323109), (81, 163549), (123, 107703), (369, 35901), (1107, 11967), (3321, 3989)]