2109013455

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{419}}^1\times {\mathrm{19739}}^1$

素因数の和:20183

約数の個数: 32

約数和(自身を含む): 3581625600

約数和(自身を除く): 1472612145

約数列:

[1, 3, 5, 15, 17, 51, 85, 255, 419, 1257, 2095, 6285, 7123, 19739, 21369, 35615, 59217, 98695, 106845, 296085, 335563, 1006689, 1677815, 5033445, 8270641, 24811923, 41353205, 124059615, 140600897, 421802691, 703004485, 2109013455]

約数ペア:

[(1, 2109013455), (3, 703004485), (5, 421802691), (15, 140600897), (17, 124059615), (51, 41353205), (85, 24811923), (255, 8270641), (419, 5033445), (1257, 1677815), (2095, 1006689), (6285, 335563), (7123, 296085), (19739, 106845), (21369, 98695), (35615, 59217)]