1978218

素因数分解:

$2^1\times 3^2\times {\mathrm{11}}^1\times {\mathrm{97}}^1\times {\mathrm{103}}^1$

素因数の和:219

約数の個数: 48

約数和(自身を含む): 4769856

約数和(自身を除く): 2791638

約数列:

[1, 2, 3, 6, 9, 11, 18, 22, 33, 66, 97, 99, 103, 194, 198, 206, 291, 309, 582, 618, 873, 927, 1067, 1133, 1746, 1854, 2134, 2266, 3201, 3399, 6402, 6798, 9603, 9991, 10197, 19206, 19982, 20394, 29973, 59946, 89919, 109901, 179838, 219802, 329703, 659406, 989109, 1978218]

約数ペア:

[(1, 1978218), (2, 989109), (3, 659406), (6, 329703), (9, 219802), (11, 179838), (18, 109901), (22, 89919), (33, 59946), (66, 29973), (97, 20394), (99, 19982), (103, 19206), (194, 10197), (198, 9991), (206, 9603), (291, 6798), (309, 6402), (582, 3399), (618, 3201), (873, 2266), (927, 2134), (1067, 1854), (1133, 1746)]