1285181583

素因数分解:

$3^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{719}}^1\times {\mathrm{1811}}^1$

素因数の和:2587

約数の個数: 32

約数和(自身を含む): 2003927040

約数和(自身を除く): 718745457

約数列:

[1, 3, 7, 21, 47, 141, 329, 719, 987, 1811, 2157, 5033, 5433, 12677, 15099, 33793, 38031, 85117, 101379, 236551, 255351, 595819, 709653, 1302109, 1787457, 3906327, 9114763, 27344289, 61199123, 183597369, 428393861, 1285181583]

約数ペア:

[(1, 1285181583), (3, 428393861), (7, 183597369), (21, 61199123), (47, 27344289), (141, 9114763), (329, 3906327), (719, 1787457), (987, 1302109), (1811, 709653), (2157, 595819), (5033, 255351), (5433, 236551), (12677, 101379), (15099, 85117), (33793, 38031)]