401025009

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{859}}^1$

素因数の和:970

約数の個数: 64

約数和(自身を含む): 697466880

約数和(自身を除く): 296441871

約数列:

[1, 3, 7, 11, 21, 33, 43, 47, 77, 129, 141, 231, 301, 329, 473, 517, 859, 903, 987, 1419, 1551, 2021, 2577, 3311, 3619, 6013, 6063, 9449, 9933, 10857, 14147, 18039, 22231, 28347, 36937, 40373, 42441, 66143, 66693, 110811, 121119, 155617, 198429, 258559, 282611, 406307, 444103, 466851, 775677, 847833, 1218921, 1332309, 1736039, 2844149, 3108721, 5208117, 8532447, 9326163, 12152273, 19096429, 36456819, 57289287, 133675003, 401025009]

約数ペア:

[(1, 401025009), (3, 133675003), (7, 57289287), (11, 36456819), (21, 19096429), (33, 12152273), (43, 9326163), (47, 8532447), (77, 5208117), (129, 3108721), (141, 2844149), (231, 1736039), (301, 1332309), (329, 1218921), (473, 847833), (517, 775677), (859, 466851), (903, 444103), (987, 406307), (1419, 282611), (1551, 258559), (2021, 198429), (2577, 155617), (3311, 121119), (3619, 110811), (6013, 66693), (6063, 66143), (9449, 42441), (9933, 40373), (10857, 36937), (14147, 28347), (18039, 22231)]