304890245

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{139}}^1\times {\mathrm{2099}}^1$

素因数の和:2273

約数の個数: 32

約数和(自身を含む): 423360000

約数和(自身を除く): 118469755

約数列:

[1, 5, 11, 19, 55, 95, 139, 209, 695, 1045, 1529, 2099, 2641, 7645, 10495, 13205, 23089, 29051, 39881, 115445, 145255, 199405, 291761, 438691, 1458805, 2193455, 3209371, 5543459, 16046855, 27717295, 60978049, 304890245]

約数ペア:

[(1, 304890245), (5, 60978049), (11, 27717295), (19, 16046855), (55, 5543459), (95, 3209371), (139, 2193455), (209, 1458805), (695, 438691), (1045, 291761), (1529, 199405), (2099, 145255), (2641, 115445), (7645, 39881), (10495, 29051), (13205, 23089)]