13211979

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{149}}^1\times {\mathrm{2687}}^1$

素因数の和:2850

約数の個数: 16

約数和(自身を含む): 19353600

約数和(自身を除く): 6141621

約数列:

[1, 3, 11, 33, 149, 447, 1639, 2687, 4917, 8061, 29557, 88671, 400363, 1201089, 4403993, 13211979]

約数ペア:

[(1, 13211979), (3, 4403993), (11, 1201089), (33, 400363), (149, 88671), (447, 29557), (1639, 8061), (2687, 4917)]