199915727

素因数分解:

${\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{251}}^1\times {\mathrm{1187}}^1$

素因数の和:1510

約数の個数: 16

約数和(自身を含む): 222735744

約数和(自身を除く): 22820017

約数列:

[1, 11, 61, 251, 671, 1187, 2761, 13057, 15311, 72407, 168421, 297937, 796477, 3277307, 18174157, 199915727]

約数ペア:

[(1, 199915727), (11, 18174157), (61, 3277307), (251, 796477), (671, 297937), (1187, 168421), (2761, 72407), (13057, 15311)]