13090581

素因数分解:

$3^2\times 7^1\times {\mathrm{47}}^1\times {\mathrm{4421}}^1$

素因数の和:4481

約数の個数: 24

約数和(自身を含む): 22074624

約数和(自身を除く): 8984043

約数列:

[1, 3, 7, 9, 21, 47, 63, 141, 329, 423, 987, 2961, 4421, 13263, 30947, 39789, 92841, 207787, 278523, 623361, 1454509, 1870083, 4363527, 13090581]

約数ペア:

[(1, 13090581), (3, 4363527), (7, 1870083), (9, 1454509), (21, 623361), (47, 278523), (63, 207787), (141, 92841), (329, 39789), (423, 30947), (987, 13263), (2961, 4421)]