220460865

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{83}}^1\times {\mathrm{7699}}^1$

素因数の和:7813

約数の個数: 32

約数和(自身を含む): 372556800

約数和(自身を除く): 152095935

約数列:

[1, 3, 5, 15, 23, 69, 83, 115, 249, 345, 415, 1245, 1909, 5727, 7699, 9545, 23097, 28635, 38495, 115485, 177077, 531231, 639017, 885385, 1917051, 2656155, 3195085, 9585255, 14697391, 44092173, 73486955, 220460865]

約数ペア:

[(1, 220460865), (3, 73486955), (5, 44092173), (15, 14697391), (23, 9585255), (69, 3195085), (83, 2656155), (115, 1917051), (249, 885385), (345, 639017), (415, 531231), (1245, 177077), (1909, 115485), (5727, 38495), (7699, 28635), (9545, 23097)]