290421148

素因数分解:

$2^2\times {\mathrm{67}}^1\times {\mathrm{509}}^1\times {\mathrm{2129}}^1$

素因数の和:2709

約数の個数: 24

約数和(自身を含む): 517078800

約数和(自身を除く): 226657652

約数列:

[1, 2, 4, 67, 134, 268, 509, 1018, 2036, 2129, 4258, 8516, 34103, 68206, 136412, 142643, 285286, 570572, 1083661, 2167322, 4334644, 72605287, 145210574, 290421148]

約数ペア:

[(1, 290421148), (2, 145210574), (4, 72605287), (67, 4334644), (134, 2167322), (268, 1083661), (509, 570572), (1018, 285286), (2036, 142643), (2129, 136412), (4258, 68206), (8516, 34103)]