208743139

素因数分解:

${\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{661}}^1\times {\mathrm{1511}}^1$

素因数の和:2202

約数の個数: 16

約数和(自身を含む): 240226560

約数和(自身を除く): 31483421

約数列:

[1, 11, 19, 209, 661, 1511, 7271, 12559, 16621, 28709, 138149, 315799, 998771, 10986481, 18976649, 208743139]

約数ペア:

[(1, 208743139), (11, 18976649), (19, 10986481), (209, 998771), (661, 315799), (1511, 138149), (7271, 28709), (12559, 16621)]