13005747

素因数分解:

$3^2\times {\mathrm{19}}^2\times {\mathrm{4003}}^1$

素因数の和:4047

約数の個数: 18

約数和(自身を含む): 19831812

約数和(自身を除く): 6826065

約数列:

[1, 3, 9, 19, 57, 171, 361, 1083, 3249, 4003, 12009, 36027, 76057, 228171, 684513, 1445083, 4335249, 13005747]

約数ペア:

[(1, 13005747), (3, 4335249), (9, 1445083), (19, 684513), (57, 228171), (171, 76057), (361, 36027), (1083, 12009), (3249, 4003)]