205980915

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{101}}^1\times {\mathrm{19423}}^1$

素因数の和:19539

約数の個数: 32

約数和(自身を含む): 380399616

約数和(自身を除く): 174418701

約数列:

[1, 3, 5, 7, 15, 21, 35, 101, 105, 303, 505, 707, 1515, 2121, 3535, 10605, 19423, 58269, 97115, 135961, 291345, 407883, 679805, 1961723, 2039415, 5885169, 9808615, 13732061, 29425845, 41196183, 68660305, 205980915]

約数ペア:

[(1, 205980915), (3, 68660305), (5, 41196183), (7, 29425845), (15, 13732061), (21, 9808615), (35, 5885169), (101, 2039415), (105, 1961723), (303, 679805), (505, 407883), (707, 291345), (1515, 135961), (2121, 97115), (3535, 58269), (10605, 19423)]