78289731

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{419}}^1\times {\mathrm{1597}}^1$

素因数の和:2035

約数の個数: 24

約数和(自身を含む): 122151120

約数和(自身を除く): 43861389

約数列:

[1, 3, 9, 13, 39, 117, 419, 1257, 1597, 3771, 4791, 5447, 14373, 16341, 20761, 49023, 62283, 186849, 669143, 2007429, 6022287, 8698859, 26096577, 78289731]

約数ペア:

[(1, 78289731), (3, 26096577), (9, 8698859), (13, 6022287), (39, 2007429), (117, 669143), (419, 186849), (1257, 62283), (1597, 49023), (3771, 20761), (4791, 16341), (5447, 14373)]