81338649

素因数分解:

$3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{5807}}^1$

素因数の和:5869

約数の個数: 32

約数和(自身を含む): 133816320

約数和(自身を除く): 52477671

約数列:

[1, 3, 7, 21, 23, 29, 69, 87, 161, 203, 483, 609, 667, 2001, 4669, 5807, 14007, 17421, 40649, 121947, 133561, 168403, 400683, 505209, 934927, 1178821, 2804781, 3536463, 3873269, 11619807, 27112883, 81338649]

約数ペア:

[(1, 81338649), (3, 27112883), (7, 11619807), (21, 3873269), (23, 3536463), (29, 2804781), (69, 1178821), (87, 934927), (161, 505209), (203, 400683), (483, 168403), (609, 133561), (667, 121947), (2001, 40649), (4669, 17421), (5807, 14007)]