209128788

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{22961}}^1$

素因数の和:23005

約数の個数: 72

約数和(自身を含む): 601788096

約数和(自身を除く): 392659308

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 23, 33, 36, 44, 46, 66, 69, 92, 99, 132, 138, 198, 207, 253, 276, 396, 414, 506, 759, 828, 1012, 1518, 2277, 3036, 4554, 9108, 22961, 45922, 68883, 91844, 137766, 206649, 252571, 275532, 413298, 505142, 528103, 757713, 826596, 1010284, 1056206, 1515426, 1584309, 2112412, 2273139, 3030852, 3168618, 4546278, 4752927, 5809133, 6337236, 9092556, 9505854, 11618266, 17427399, 19011708, 23236532, 34854798, 52282197, 69709596, 104564394, 209128788]

約数ペア:

[(1, 209128788), (2, 104564394), (3, 69709596), (4, 52282197), (6, 34854798), (9, 23236532), (11, 19011708), (12, 17427399), (18, 11618266), (22, 9505854), (23, 9092556), (33, 6337236), (36, 5809133), (44, 4752927), (46, 4546278), (66, 3168618), (69, 3030852), (92, 2273139), (99, 2112412), (132, 1584309), (138, 1515426), (198, 1056206), (207, 1010284), (253, 826596), (276, 757713), (396, 528103), (414, 505142), (506, 413298), (759, 275532), (828, 252571), (1012, 206649), (1518, 137766), (2277, 91844), (3036, 68883), (4554, 45922), (9108, 22961)]