201975235

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{197}}^1\times {\mathrm{2663}}^1$

素因数の和:2883

約数の個数: 32

約数和(自身を含む): 303823872

約数和(自身を除く): 101848637

約数列:

[1, 5, 7, 11, 35, 55, 77, 197, 385, 985, 1379, 2167, 2663, 6895, 10835, 13315, 15169, 18641, 29293, 75845, 93205, 146465, 205051, 524611, 1025255, 2623055, 3672277, 5770721, 18361385, 28853605, 40395047, 201975235]

約数ペア:

[(1, 201975235), (5, 40395047), (7, 28853605), (11, 18361385), (35, 5770721), (55, 3672277), (77, 2623055), (197, 1025255), (385, 524611), (985, 205051), (1379, 146465), (2167, 93205), (2663, 75845), (6895, 29293), (10835, 18641), (13315, 15169)]