279539631

素因数分解:

$3^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{103}}^1\times {\mathrm{1873}}^1$

素因数の和:2012

約数の個数: 48

約数和(自身を含む): 486460416

約数和(自身を除く): 206920785

約数列:

[1, 3, 7, 9, 21, 23, 63, 69, 103, 161, 207, 309, 483, 721, 927, 1449, 1873, 2163, 2369, 5619, 6489, 7107, 13111, 16583, 16857, 21321, 39333, 43079, 49749, 117999, 129237, 149247, 192919, 301553, 387711, 578757, 904659, 1350433, 1736271, 2713977, 4051299, 4437137, 12153897, 13311411, 31059959, 39934233, 93179877, 279539631]

約数ペア:

[(1, 279539631), (3, 93179877), (7, 39934233), (9, 31059959), (21, 13311411), (23, 12153897), (63, 4437137), (69, 4051299), (103, 2713977), (161, 1736271), (207, 1350433), (309, 904659), (483, 578757), (721, 387711), (927, 301553), (1449, 192919), (1873, 149247), (2163, 129237), (2369, 117999), (5619, 49749), (6489, 43079), (7107, 39333), (13111, 21321), (16583, 16857)]