205122533

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{115823}}^1$

素因数の和:115864

約数の個数: 16

約数和(自身を含む): 266858496

約数和(自身を除く): 61735963

約数列:

[1, 7, 11, 23, 77, 161, 253, 1771, 115823, 810761, 1274053, 2663929, 8918371, 18647503, 29303219, 205122533]

約数ペア:

[(1, 205122533), (7, 29303219), (11, 18647503), (23, 8918371), (77, 2663929), (161, 1274053), (253, 810761), (1771, 115823)]