81384984

素因数分解:

$2^3\times 3^2\times {\mathrm{17}}^1\times {\mathrm{66491}}^1$

素因数の和:66520

約数の個数: 48

約数和(自身を含む): 233386920

約数和(自身を除く): 152001936

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 17, 18, 24, 34, 36, 51, 68, 72, 102, 136, 153, 204, 306, 408, 612, 1224, 66491, 132982, 199473, 265964, 398946, 531928, 598419, 797892, 1130347, 1196838, 1595784, 2260694, 2393676, 3391041, 4521388, 4787352, 6782082, 9042776, 10173123, 13564164, 20346246, 27128328, 40692492, 81384984]

約数ペア:

[(1, 81384984), (2, 40692492), (3, 27128328), (4, 20346246), (6, 13564164), (8, 10173123), (9, 9042776), (12, 6782082), (17, 4787352), (18, 4521388), (24, 3391041), (34, 2393676), (36, 2260694), (51, 1595784), (68, 1196838), (72, 1130347), (102, 797892), (136, 598419), (153, 531928), (204, 398946), (306, 265964), (408, 199473), (612, 132982), (1224, 66491)]