661818906

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{276449}}^1$

素因数の和:276483

約数の個数: 48

約数和(自身を含む): 1725048000

約数和(自身を除く): 1063229094

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 19, 21, 38, 42, 57, 63, 114, 126, 133, 171, 266, 342, 399, 798, 1197, 2394, 276449, 552898, 829347, 1658694, 1935143, 2488041, 3870286, 4976082, 5252531, 5805429, 10505062, 11610858, 15757593, 17416287, 31515186, 34832574, 36767717, 47272779, 73535434, 94545558, 110303151, 220606302, 330909453, 661818906]

約数ペア:

[(1, 661818906), (2, 330909453), (3, 220606302), (6, 110303151), (7, 94545558), (9, 73535434), (14, 47272779), (18, 36767717), (19, 34832574), (21, 31515186), (38, 17416287), (42, 15757593), (57, 11610858), (63, 10505062), (114, 5805429), (126, 5252531), (133, 4976082), (171, 3870286), (266, 2488041), (342, 1935143), (399, 1658694), (798, 829347), (1197, 552898), (2394, 276449)]