254997314

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{179}}^1\times {\mathrm{293}}^1$

素因数の和:515

約数の個数: 64

約数和(自身を含む): 480090240

約数和(自身を除く): 225092926

約数列:

[1, 2, 11, 13, 17, 22, 26, 34, 143, 179, 187, 221, 286, 293, 358, 374, 442, 586, 1969, 2327, 2431, 3043, 3223, 3809, 3938, 4654, 4862, 4981, 6086, 6446, 7618, 9962, 25597, 33473, 39559, 41899, 51194, 52447, 54791, 64753, 66946, 79118, 83798, 104894, 109582, 129506, 435149, 576917, 681811, 712283, 870298, 891599, 1153834, 1363622, 1424566, 1783198, 7499921, 9807589, 11590787, 14999842, 19615178, 23181574, 127498657, 254997314]

約数ペア:

[(1, 254997314), (2, 127498657), (11, 23181574), (13, 19615178), (17, 14999842), (22, 11590787), (26, 9807589), (34, 7499921), (143, 1783198), (179, 1424566), (187, 1363622), (221, 1153834), (286, 891599), (293, 870298), (358, 712283), (374, 681811), (442, 576917), (586, 435149), (1969, 129506), (2327, 109582), (2431, 104894), (3043, 83798), (3223, 79118), (3809, 66946), (3938, 64753), (4654, 54791), (4862, 52447), (4981, 51194), (6086, 41899), (6446, 39559), (7618, 33473), (9962, 25597)]