71686168

素因数分解:

$2^3\times {\mathrm{37}}^1\times {\mathrm{199}}^1\times {\mathrm{1217}}^1$

素因数の和:1459

約数の個数: 32

約数和(自身を含む): 138852000

約数和(自身を除く): 67165832

約数列:

[1, 2, 4, 8, 37, 74, 148, 199, 296, 398, 796, 1217, 1592, 2434, 4868, 7363, 9736, 14726, 29452, 45029, 58904, 90058, 180116, 242183, 360232, 484366, 968732, 1937464, 8960771, 17921542, 35843084, 71686168]

約数ペア:

[(1, 71686168), (2, 35843084), (4, 17921542), (8, 8960771), (37, 1937464), (74, 968732), (148, 484366), (199, 360232), (296, 242183), (398, 180116), (796, 90058), (1217, 58904), (1592, 45029), (2434, 29452), (4868, 14726), (7363, 9736)]