153929545

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{1913}}^1$

素因数の和:1966

約数の個数: 48

約数和(自身を含む): 244379520

約数和(自身を除く): 90449975

約数列:

[1, 5, 7, 11, 19, 35, 55, 77, 95, 121, 133, 209, 385, 605, 665, 847, 1045, 1463, 1913, 2299, 4235, 7315, 9565, 11495, 13391, 16093, 21043, 36347, 66955, 80465, 105215, 147301, 181735, 231473, 254429, 399817, 736505, 1157365, 1272145, 1620311, 1999085, 2798719, 4397987, 8101555, 13993595, 21989935, 30785909, 153929545]

約数ペア:

[(1, 153929545), (5, 30785909), (7, 21989935), (11, 13993595), (19, 8101555), (35, 4397987), (55, 2798719), (77, 1999085), (95, 1620311), (121, 1272145), (133, 1157365), (209, 736505), (385, 399817), (605, 254429), (665, 231473), (847, 181735), (1045, 147301), (1463, 105215), (1913, 80465), (2299, 66955), (4235, 36347), (7315, 21043), (9565, 16093), (11495, 13391)]