247236474

素因数分解:

$2^1\times 3^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{193}}^1\times {\mathrm{661}}^1$

素因数の和:895

約数の個数: 64

約数和(自身を含む): 554808960

約数和(自身を除く): 307572486

約数列:

[1, 2, 3, 6, 17, 19, 34, 38, 51, 57, 102, 114, 193, 323, 386, 579, 646, 661, 969, 1158, 1322, 1938, 1983, 3281, 3667, 3966, 6562, 7334, 9843, 11001, 11237, 12559, 19686, 22002, 22474, 25118, 33711, 37677, 62339, 67422, 75354, 124678, 127573, 187017, 213503, 255146, 374034, 382719, 427006, 640509, 765438, 1281018, 2168741, 2423887, 4337482, 4847774, 6506223, 7271661, 13012446, 14543322, 41206079, 82412158, 123618237, 247236474]

約数ペア:

[(1, 247236474), (2, 123618237), (3, 82412158), (6, 41206079), (17, 14543322), (19, 13012446), (34, 7271661), (38, 6506223), (51, 4847774), (57, 4337482), (102, 2423887), (114, 2168741), (193, 1281018), (323, 765438), (386, 640509), (579, 427006), (646, 382719), (661, 374034), (969, 255146), (1158, 213503), (1322, 187017), (1938, 127573), (1983, 124678), (3281, 75354), (3667, 67422), (3966, 62339), (6562, 37677), (7334, 33711), (9843, 25118), (11001, 22474), (11237, 22002), (12559, 19686)]