249698889235

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{1657}}^1\times {\mathrm{77081}}^1$

素因数の和:78783

約数の個数: 32

約数和(自身を含む): 331262669952

約数和(自身を除く): 81563780717

約数列:

[1, 5, 17, 23, 85, 115, 391, 1657, 1955, 8285, 28169, 38111, 77081, 140845, 190555, 385405, 647887, 1310377, 1772863, 3239435, 6551885, 8864315, 30138671, 127723217, 150693355, 638616085, 2171294689, 2937633991, 10856473445, 14688169955, 49939777847, 249698889235]

約数ペア:

[(1, 249698889235), (5, 49939777847), (17, 14688169955), (23, 10856473445), (85, 2937633991), (115, 2171294689), (391, 638616085), (1657, 150693355), (1955, 127723217), (8285, 30138671), (28169, 8864315), (38111, 6551885), (77081, 3239435), (140845, 1772863), (190555, 1310377), (385405, 647887)]