289911069

素因数分解:

$3^4\times 7^1\times {\mathrm{191}}^1\times {\mathrm{2677}}^1$

素因数の和:2887

約数の個数: 40

約数和(自身を含む): 497722368

約数和(自身を除く): 207811299

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 191, 567, 573, 1337, 1719, 2677, 4011, 5157, 8031, 12033, 15471, 18739, 24093, 36099, 56217, 72279, 108297, 168651, 216837, 505953, 511307, 1517859, 1533921, 3579149, 4601763, 10737447, 13805289, 32212341, 41415867, 96637023, 289911069]

約数ペア:

[(1, 289911069), (3, 96637023), (7, 41415867), (9, 32212341), (21, 13805289), (27, 10737447), (63, 4601763), (81, 3579149), (189, 1533921), (191, 1517859), (567, 511307), (573, 505953), (1337, 216837), (1719, 168651), (2677, 108297), (4011, 72279), (5157, 56217), (8031, 36099), (12033, 24093), (15471, 18739)]