520780339583

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{2789}}^1\times {\mathrm{45289}}^1$

素因数の和:48135

約数の個数: 32

約数和(自身を含む): 646958592000

約数和(自身を除く): 126178252417

約数列:

[1, 7, 19, 31, 133, 217, 589, 2789, 4123, 19523, 45289, 52991, 86459, 317023, 370937, 605213, 860491, 1403959, 1642721, 6023437, 9827713, 11499047, 26675221, 126311021, 186726547, 884177147, 2399909399, 3915641651, 16799365793, 27409491557, 74397191369, 520780339583]

約数ペア:

[(1, 520780339583), (7, 74397191369), (19, 27409491557), (31, 16799365793), (133, 3915641651), (217, 2399909399), (589, 884177147), (2789, 186726547), (4123, 126311021), (19523, 26675221), (45289, 11499047), (52991, 9827713), (86459, 6023437), (317023, 1642721), (370937, 1403959), (605213, 860491)]