251926298

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{67}}^1\times {\mathrm{181}}^1$

素因数の和:327

約数の個数: 64

約数和(自身を含む): 449100288

約数和(自身を除く): 197173990

約数列:

[1, 2, 13, 17, 26, 34, 47, 67, 94, 134, 181, 221, 362, 442, 611, 799, 871, 1139, 1222, 1598, 1742, 2278, 2353, 3077, 3149, 4706, 6154, 6298, 8507, 10387, 12127, 14807, 17014, 20774, 24254, 29614, 40001, 40937, 53533, 80002, 81874, 107066, 110591, 144619, 157651, 206159, 221182, 289238, 315302, 412318, 569969, 695929, 1139938, 1391858, 1880047, 2680067, 3760094, 5360134, 7409597, 9689473, 14819194, 19378946, 125963149, 251926298]

約数ペア:

[(1, 251926298), (2, 125963149), (13, 19378946), (17, 14819194), (26, 9689473), (34, 7409597), (47, 5360134), (67, 3760094), (94, 2680067), (134, 1880047), (181, 1391858), (221, 1139938), (362, 695929), (442, 569969), (611, 412318), (799, 315302), (871, 289238), (1139, 221182), (1222, 206159), (1598, 157651), (1742, 144619), (2278, 110591), (2353, 107066), (3077, 81874), (3149, 80002), (4706, 53533), (6154, 40937), (6298, 40001), (8507, 29614), (10387, 24254), (12127, 20774), (14807, 17014)]