249565806

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{660227}}^1$

素因数の和:660245

約数の個数: 32

約数和(自身を含む): 633818880

約数和(自身を除く): 384253074

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 126, 189, 378, 660227, 1320454, 1980681, 3961362, 4621589, 5942043, 9243178, 11884086, 13864767, 17826129, 27729534, 35652258, 41594301, 83188602, 124782903, 249565806]

約数ペア:

[(1, 249565806), (2, 124782903), (3, 83188602), (6, 41594301), (7, 35652258), (9, 27729534), (14, 17826129), (18, 13864767), (21, 11884086), (27, 9243178), (42, 5942043), (54, 4621589), (63, 3961362), (126, 1980681), (189, 1320454), (378, 660227)]