13663209

素因数分解:

$3^1\times 7^2\times {\mathrm{41}}^1\times {\mathrm{2267}}^1$

素因数の和:2325

約数の個数: 24

約数和(自身を含む): 21718368

約数和(自身を除く): 8055159

約数列:

[1, 3, 7, 21, 41, 49, 123, 147, 287, 861, 2009, 2267, 6027, 6801, 15869, 47607, 92947, 111083, 278841, 333249, 650629, 1951887, 4554403, 13663209]

約数ペア:

[(1, 13663209), (3, 4554403), (7, 1951887), (21, 650629), (41, 333249), (49, 278841), (123, 111083), (147, 92947), (287, 47607), (861, 15869), (2009, 6801), (2267, 6027)]