4048278

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1$

素因数の和:149

約数の個数: 64

約数和(自身を含む): 9580032

約数和(自身を除く): 5531754

約数列:

[1, 2, 3, 6, 13, 17, 26, 34, 39, 43, 51, 71, 78, 86, 102, 129, 142, 213, 221, 258, 426, 442, 559, 663, 731, 923, 1118, 1207, 1326, 1462, 1677, 1846, 2193, 2414, 2769, 3053, 3354, 3621, 4386, 5538, 6106, 7242, 9159, 9503, 15691, 18318, 19006, 28509, 31382, 39689, 47073, 51901, 57018, 79378, 94146, 103802, 119067, 155703, 238134, 311406, 674713, 1349426, 2024139, 4048278]

約数ペア:

[(1, 4048278), (2, 2024139), (3, 1349426), (6, 674713), (13, 311406), (17, 238134), (26, 155703), (34, 119067), (39, 103802), (43, 94146), (51, 79378), (71, 57018), (78, 51901), (86, 47073), (102, 39689), (129, 31382), (142, 28509), (213, 19006), (221, 18318), (258, 15691), (426, 9503), (442, 9159), (559, 7242), (663, 6106), (731, 5538), (923, 4386), (1118, 3621), (1207, 3354), (1326, 3053), (1462, 2769), (1677, 2414), (1846, 2193)]