667037254

素因数分解:

$2^1\times {\mathrm{13}}^2\times {\mathrm{47}}^1\times {\mathrm{199}}^1\times {\mathrm{211}}^1$

素因数の和:485

約数の個数: 48

約数和(自身を含む): 1117324800

約数和(自身を除く): 450287546

約数列:

[1, 2, 13, 26, 47, 94, 169, 199, 211, 338, 398, 422, 611, 1222, 2587, 2743, 5174, 5486, 7943, 9353, 9917, 15886, 18706, 19834, 33631, 35659, 41989, 67262, 71318, 83978, 121589, 128921, 243178, 257842, 545857, 1091714, 1580657, 1675973, 1973483, 3161314, 3351946, 3946966, 7096141, 14192282, 25655279, 51310558, 333518627, 667037254]

約数ペア:

[(1, 667037254), (2, 333518627), (13, 51310558), (26, 25655279), (47, 14192282), (94, 7096141), (169, 3946966), (199, 3351946), (211, 3161314), (338, 1973483), (398, 1675973), (422, 1580657), (611, 1091714), (1222, 545857), (2587, 257842), (2743, 243178), (5174, 128921), (5486, 121589), (7943, 83978), (9353, 71318), (9917, 67262), (15886, 41989), (18706, 35659), (19834, 33631)]