278324163

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{311}}^1\times {\mathrm{7649}}^1$

素因数の和:7979

約数の個数: 24

約数和(自身を含む): 434397600

約数和(自身を除く): 156073437

約数列:

[1, 3, 9, 13, 39, 117, 311, 933, 2799, 4043, 7649, 12129, 22947, 36387, 68841, 99437, 298311, 894933, 2378839, 7136517, 21409551, 30924907, 92774721, 278324163]

約数ペア:

[(1, 278324163), (3, 92774721), (9, 30924907), (13, 21409551), (39, 7136517), (117, 2378839), (311, 894933), (933, 298311), (2799, 99437), (4043, 68841), (7649, 36387), (12129, 22947)]