20070390015

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1583}}^1\times {\mathrm{21673}}^1$

素因数の和:23280

約数の個数: 48

約数和(自身を含む): 37490124672

約数和(自身を除く): 17419734657

約数列:

[1, 3, 5, 9, 13, 15, 39, 45, 65, 117, 195, 585, 1583, 4749, 7915, 14247, 20579, 21673, 23745, 61737, 65019, 71235, 102895, 108365, 185211, 195057, 281749, 308685, 325095, 845247, 926055, 975285, 1408745, 2535741, 4226235, 12678705, 34308359, 102925077, 171541795, 308775231, 446008667, 514625385, 1338026001, 1543876155, 2230043335, 4014078003, 6690130005, 20070390015]

約数ペア:

[(1, 20070390015), (3, 6690130005), (5, 4014078003), (9, 2230043335), (13, 1543876155), (15, 1338026001), (39, 514625385), (45, 446008667), (65, 308775231), (117, 171541795), (195, 102925077), (585, 34308359), (1583, 12678705), (4749, 4226235), (7915, 2535741), (14247, 1408745), (20579, 975285), (21673, 926055), (23745, 845247), (61737, 325095), (65019, 308685), (71235, 281749), (102895, 195057), (108365, 185211)]