2800518

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{131}}^1\times {\mathrm{509}}^1$

素因数の和:652

約数の個数: 32

約数和(自身を含む): 6462720

約数和(自身を除く): 3662202

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 131, 262, 393, 509, 786, 917, 1018, 1527, 1834, 2751, 3054, 3563, 5502, 7126, 10689, 21378, 66679, 133358, 200037, 400074, 466753, 933506, 1400259, 2800518]

約数ペア:

[(1, 2800518), (2, 1400259), (3, 933506), (6, 466753), (7, 400074), (14, 200037), (21, 133358), (42, 66679), (131, 21378), (262, 10689), (393, 7126), (509, 5502), (786, 3563), (917, 3054), (1018, 2751), (1527, 1834)]