280642065

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{89519}}^1$

素因数の和:89557

約数の個数: 32

約数和(自身を含む): 515635200

約数和(自身を除く): 234993135

約数列:

[1, 3, 5, 11, 15, 19, 33, 55, 57, 95, 165, 209, 285, 627, 1045, 3135, 89519, 268557, 447595, 984709, 1342785, 1700861, 2954127, 4923545, 5102583, 8504305, 14770635, 18709471, 25512915, 56128413, 93547355, 280642065]

約数ペア:

[(1, 280642065), (3, 93547355), (5, 56128413), (11, 25512915), (15, 18709471), (19, 14770635), (33, 8504305), (55, 5102583), (57, 4923545), (95, 2954127), (165, 1700861), (209, 1342785), (285, 984709), (627, 447595), (1045, 268557), (3135, 89519)]