13020987

素因数分解:

$3^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{11699}}^1$

素因数の和:11762

約数の個数: 16

約数和(自身を含む): 20217600

約数和(自身を除く): 7196613

約数列:

[1, 3, 7, 21, 53, 159, 371, 1113, 11699, 35097, 81893, 245679, 620047, 1860141, 4340329, 13020987]

約数ペア:

[(1, 13020987), (3, 4340329), (7, 1860141), (21, 620047), (53, 245679), (159, 81893), (371, 35097), (1113, 11699)]