9820305

素因数分解:

$3^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{389}}^1$

素因数の和:431

約数の個数: 64

約数和(自身を含む): 20217600

約数和(自身を除く): 10397295

約数列:

[1, 3, 5, 9, 11, 15, 17, 27, 33, 45, 51, 55, 85, 99, 135, 153, 165, 187, 255, 297, 389, 459, 495, 561, 765, 935, 1167, 1485, 1683, 1945, 2295, 2805, 3501, 4279, 5049, 5835, 6613, 8415, 10503, 12837, 17505, 19839, 21395, 25245, 33065, 38511, 52515, 59517, 64185, 72743, 99195, 115533, 178551, 192555, 218229, 297585, 363715, 577665, 654687, 892755, 1091145, 1964061, 3273435, 9820305]

約数ペア:

[(1, 9820305), (3, 3273435), (5, 1964061), (9, 1091145), (11, 892755), (15, 654687), (17, 577665), (27, 363715), (33, 297585), (45, 218229), (51, 192555), (55, 178551), (85, 115533), (99, 99195), (135, 72743), (153, 64185), (165, 59517), (187, 52515), (255, 38511), (297, 33065), (389, 25245), (459, 21395), (495, 19839), (561, 17505), (765, 12837), (935, 10503), (1167, 8415), (1485, 6613), (1683, 5835), (1945, 5049), (2295, 4279), (2805, 3501)]