206563903

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{173}}^1\times {\mathrm{13121}}^1$

素因数の和:13314

約数の個数: 16

約数和(自身を含む): 255721536

約数和(自身を除く): 49157633

約数列:

[1, 7, 13, 91, 173, 1211, 2249, 13121, 15743, 91847, 170573, 1194011, 2269933, 15889531, 29509129, 206563903]

約数ペア:

[(1, 206563903), (7, 29509129), (13, 15889531), (91, 2269933), (173, 1194011), (1211, 170573), (2249, 91847), (13121, 15743)]