280854

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{743}}^1$

素因数の和:761

約数の個数: 32

約数和(自身を含む): 714240

約数和(自身を除く): 433386

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 126, 189, 378, 743, 1486, 2229, 4458, 5201, 6687, 10402, 13374, 15603, 20061, 31206, 40122, 46809, 93618, 140427, 280854]

約数ペア:

[(1, 280854), (2, 140427), (3, 93618), (6, 46809), (7, 40122), (9, 31206), (14, 20061), (18, 15603), (21, 13374), (27, 10402), (42, 6687), (54, 5201), (63, 4458), (126, 2229), (189, 1486), (378, 743)]