277557318

素因数分解:

$2^1\times 3^2\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{7489}}^1$

素因数の和:7597

約数の個数: 48

約数和(自身を含む): 630957600

約数和(自身を除く): 353400282

約数列:

[1, 2, 3, 6, 9, 18, 29, 58, 71, 87, 142, 174, 213, 261, 426, 522, 639, 1278, 2059, 4118, 6177, 7489, 12354, 14978, 18531, 22467, 37062, 44934, 67401, 134802, 217181, 434362, 531719, 651543, 1063438, 1303086, 1595157, 1954629, 3190314, 3909258, 4785471, 9570942, 15419851, 30839702, 46259553, 92519106, 138778659, 277557318]

約数ペア:

[(1, 277557318), (2, 138778659), (3, 92519106), (6, 46259553), (9, 30839702), (18, 15419851), (29, 9570942), (58, 4785471), (71, 3909258), (87, 3190314), (142, 1954629), (174, 1595157), (213, 1303086), (261, 1063438), (426, 651543), (522, 531719), (639, 434362), (1278, 217181), (2059, 134802), (4118, 67401), (6177, 44934), (7489, 37062), (12354, 22467), (14978, 18531)]