204872129

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{137}}^1\times {\mathrm{19421}}^1$

素因数の和:19576

約数の個数: 16

約数和(自身を含む): 257302656

約数和(自身を除く): 52430527

約数列:

[1, 7, 11, 77, 137, 959, 1507, 10549, 19421, 135947, 213631, 1495417, 2660677, 18624739, 29267447, 204872129]

約数ペア:

[(1, 204872129), (7, 29267447), (11, 18624739), (77, 2660677), (137, 1495417), (959, 213631), (1507, 135947), (10549, 19421)]