80676981

素因数分解:

$3^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{16631}}^1$

素因数の和:16662

約数の個数: 36

約数和(自身を含む): 147891744

約数和(自身を除く): 67214763

約数列:

[1, 3, 7, 9, 11, 21, 33, 49, 63, 77, 99, 147, 231, 441, 539, 693, 1617, 4851, 16631, 49893, 116417, 149679, 182941, 349251, 548823, 814919, 1047753, 1280587, 1646469, 2444757, 3841761, 7334271, 8964109, 11525283, 26892327, 80676981]

約数ペア:

[(1, 80676981), (3, 26892327), (7, 11525283), (9, 8964109), (11, 7334271), (21, 3841761), (33, 2444757), (49, 1646469), (63, 1280587), (77, 1047753), (99, 814919), (147, 548823), (231, 349251), (441, 182941), (539, 149679), (693, 116417), (1617, 49893), (4851, 16631)]