13155681

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{56951}}^1$

素因数の和:56972

約数の個数: 16

約数和(自身を含む): 21869568

約数和(自身を除く): 8713887

約数列:

[1, 3, 7, 11, 21, 33, 77, 231, 56951, 170853, 398657, 626461, 1195971, 1879383, 4385227, 13155681]

約数ペア:

[(1, 13155681), (3, 4385227), (7, 1879383), (11, 1195971), (21, 626461), (33, 398657), (77, 170853), (231, 56951)]