289320130904

素因数分解:

$2^3\times 7^1\times {\mathrm{9901}}^1\times {\mathrm{521809}}^1$

素因数の和:531723

約数の個数: 32

約数和(自身を含む): 620035514400

約数和(自身を除く): 330715383496

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 9901, 19802, 39604, 69307, 79208, 138614, 277228, 521809, 554456, 1043618, 2087236, 3652663, 4174472, 7305326, 14610652, 29221304, 5166430909, 10332861818, 20665723636, 36165016363, 41331447272, 72330032726, 144660065452, 289320130904]

約数ペア:

[(1, 289320130904), (2, 144660065452), (4, 72330032726), (7, 41331447272), (8, 36165016363), (14, 20665723636), (28, 10332861818), (56, 5166430909), (9901, 29221304), (19802, 14610652), (39604, 7305326), (69307, 4174472), (79208, 3652663), (138614, 2087236), (277228, 1043618), (521809, 554456)]