630906913

素因数分解:

$7^1\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{28069}}^1$

素因数の和:28121

約数の個数: 24

約数和(自身を含む): 821889600

約数和(自身を除く): 190982687

約数列:

[1, 7, 13, 19, 91, 133, 169, 247, 1183, 1729, 3211, 22477, 28069, 196483, 364897, 533311, 2554279, 3733177, 4743661, 6933043, 33205627, 48531301, 90129559, 630906913]

約数ペア:

[(1, 630906913), (7, 90129559), (13, 48531301), (19, 33205627), (91, 6933043), (133, 4743661), (169, 3733177), (247, 2554279), (1183, 533311), (1729, 364897), (3211, 196483), (22477, 28069)]