247489528

素因数分解:

$2^3\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{277}}^1$

素因数の和:389

約数の個数: 96

約数和(自身を含む): 559046880

約数和(自身を除く): 311557352

約数列:

[1, 2, 4, 8, 11, 13, 22, 26, 44, 52, 71, 88, 104, 121, 142, 143, 242, 277, 284, 286, 484, 554, 568, 572, 781, 923, 968, 1108, 1144, 1562, 1573, 1846, 2216, 3047, 3124, 3146, 3601, 3692, 6094, 6248, 6292, 7202, 7384, 8591, 10153, 12188, 12584, 14404, 17182, 19667, 20306, 24376, 28808, 33517, 34364, 39334, 39611, 40612, 67034, 68728, 78668, 79222, 81224, 111683, 134068, 157336, 158444, 216337, 223366, 255671, 268136, 316888, 432674, 435721, 446732, 511342, 865348, 871442, 893464, 1022684, 1730696, 1742884, 2045368, 2379707, 2812381, 3485768, 4759414, 5624762, 9518828, 11249524, 19037656, 22499048, 30936191, 61872382, 123744764, 247489528]

約数ペア:

[(1, 247489528), (2, 123744764), (4, 61872382), (8, 30936191), (11, 22499048), (13, 19037656), (22, 11249524), (26, 9518828), (44, 5624762), (52, 4759414), (71, 3485768), (88, 2812381), (104, 2379707), (121, 2045368), (142, 1742884), (143, 1730696), (242, 1022684), (277, 893464), (284, 871442), (286, 865348), (484, 511342), (554, 446732), (568, 435721), (572, 432674), (781, 316888), (923, 268136), (968, 255671), (1108, 223366), (1144, 216337), (1562, 158444), (1573, 157336), (1846, 134068), (2216, 111683), (3047, 81224), (3124, 79222), (3146, 78668), (3601, 68728), (3692, 67034), (6094, 40612), (6248, 39611), (6292, 39334), (7202, 34364), (7384, 33517), (8591, 28808), (10153, 24376), (12188, 20306), (12584, 19667), (14404, 17182)]