31927148

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{89}}^1\times {\mathrm{263}}^1$

素因数の和:398

約数の個数: 48

約数和(自身を含む): 63866880

約数和(自身を除く): 31939732

約数列:

[1, 2, 4, 11, 22, 31, 44, 62, 89, 124, 178, 263, 341, 356, 526, 682, 979, 1052, 1364, 1958, 2759, 2893, 3916, 5518, 5786, 8153, 11036, 11572, 16306, 23407, 30349, 32612, 46814, 60698, 89683, 93628, 121396, 179366, 257477, 358732, 514954, 725617, 1029908, 1451234, 2902468, 7981787, 15963574, 31927148]

約数ペア:

[(1, 31927148), (2, 15963574), (4, 7981787), (11, 2902468), (22, 1451234), (31, 1029908), (44, 725617), (62, 514954), (89, 358732), (124, 257477), (178, 179366), (263, 121396), (341, 93628), (356, 89683), (526, 60698), (682, 46814), (979, 32612), (1052, 30349), (1364, 23407), (1958, 16306), (2759, 11572), (2893, 11036), (3916, 8153), (5518, 5786)]