389733358

素因数分解:

$2^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{5657}}^1$

素因数の和:5729

約数の個数: 48

約数和(自身を含む): 735313680

約数和(自身を除く): 345580322

約数列:

[1, 2, 7, 14, 19, 37, 38, 49, 74, 98, 133, 259, 266, 518, 703, 931, 1406, 1813, 1862, 3626, 4921, 5657, 9842, 11314, 34447, 39599, 68894, 79198, 107483, 209309, 214966, 277193, 418618, 554386, 752381, 1465163, 1504762, 2930326, 3976871, 5266667, 7953742, 10256141, 10533334, 20512282, 27838097, 55676194, 194866679, 389733358]

約数ペア:

[(1, 389733358), (2, 194866679), (7, 55676194), (14, 27838097), (19, 20512282), (37, 10533334), (38, 10256141), (49, 7953742), (74, 5266667), (98, 3976871), (133, 2930326), (259, 1504762), (266, 1465163), (518, 752381), (703, 554386), (931, 418618), (1406, 277193), (1813, 214966), (1862, 209309), (3626, 107483), (4921, 79198), (5657, 68894), (9842, 39599), (11314, 34447)]