16801389

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{149}}^1$

素因数の和:250

約数の個数: 48

約数和(自身を含む): 28641600

約数和(自身を除く): 11840211

約数列:

[1, 3, 9, 11, 17, 33, 51, 67, 99, 149, 153, 187, 201, 447, 561, 603, 737, 1139, 1341, 1639, 1683, 2211, 2533, 3417, 4917, 6633, 7599, 9983, 10251, 12529, 14751, 22797, 27863, 29949, 37587, 83589, 89847, 109813, 112761, 169711, 250767, 329439, 509133, 988317, 1527399, 1866821, 5600463, 16801389]

約数ペア:

[(1, 16801389), (3, 5600463), (9, 1866821), (11, 1527399), (17, 988317), (33, 509133), (51, 329439), (67, 250767), (99, 169711), (149, 112761), (153, 109813), (187, 89847), (201, 83589), (447, 37587), (561, 29949), (603, 27863), (737, 22797), (1139, 14751), (1341, 12529), (1639, 10251), (1683, 9983), (2211, 7599), (2533, 6633), (3417, 4917)]