279211009

素因数分解:

$7^1\times {\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{19391}}^1$

素因数の和:19437

約数の個数: 24

約数和(自身を含む): 371395584

約数和(自身を除く): 92184575

約数列:

[1, 7, 11, 17, 77, 119, 121, 187, 847, 1309, 2057, 14399, 19391, 135737, 213301, 329647, 1493107, 2307529, 2346311, 3626117, 16424177, 25382819, 39887287, 279211009]

約数ペア:

[(1, 279211009), (7, 39887287), (11, 25382819), (17, 16424177), (77, 3626117), (119, 2346311), (121, 2307529), (187, 1493107), (847, 329647), (1309, 213301), (2057, 135737), (14399, 19391)]