289327258

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{19717}}^1$

素因数の和:19782

約数の個数: 32

約数和(自身を含む): 511090560

約数和(自身を除く): 221763302

約数列:

[1, 2, 11, 22, 23, 29, 46, 58, 253, 319, 506, 638, 667, 1334, 7337, 14674, 19717, 39434, 216887, 433774, 453491, 571793, 906982, 1143586, 4988401, 6289723, 9976802, 12579446, 13151239, 26302478, 144663629, 289327258]

約数ペア:

[(1, 289327258), (2, 144663629), (11, 26302478), (22, 13151239), (23, 12579446), (29, 9976802), (46, 6289723), (58, 4988401), (253, 1143586), (319, 906982), (506, 571793), (638, 453491), (667, 433774), (1334, 216887), (7337, 39434), (14674, 19717)]