71387668

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{199}}^1\times {\mathrm{263}}^1$

素因数の和:508

約数の個数: 48

約数和(自身を含む): 141926400

約数和(自身を除く): 70538732

約数列:

[1, 2, 4, 11, 22, 31, 44, 62, 124, 199, 263, 341, 398, 526, 682, 796, 1052, 1364, 2189, 2893, 4378, 5786, 6169, 8153, 8756, 11572, 12338, 16306, 24676, 32612, 52337, 67859, 89683, 104674, 135718, 179366, 209348, 271436, 358732, 575707, 1151414, 1622447, 2302828, 3244894, 6489788, 17846917, 35693834, 71387668]

約数ペア:

[(1, 71387668), (2, 35693834), (4, 17846917), (11, 6489788), (22, 3244894), (31, 2302828), (44, 1622447), (62, 1151414), (124, 575707), (199, 358732), (263, 271436), (341, 209348), (398, 179366), (526, 135718), (682, 104674), (796, 89683), (1052, 67859), (1364, 52337), (2189, 32612), (2893, 24676), (4378, 16306), (5786, 12338), (6169, 11572), (8153, 8756)]