31182008

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{281}}^1$

素因数の和:408

約数の個数: 64

約数和(自身を含む): 69642720

約数和(自身を除く): 38460712

約数列:

[1, 2, 4, 8, 11, 13, 22, 26, 44, 52, 88, 97, 104, 143, 194, 281, 286, 388, 562, 572, 776, 1067, 1124, 1144, 1261, 2134, 2248, 2522, 3091, 3653, 4268, 5044, 6182, 7306, 8536, 10088, 12364, 13871, 14612, 24728, 27257, 27742, 29224, 40183, 54514, 55484, 80366, 109028, 110968, 160732, 218056, 299827, 321464, 354341, 599654, 708682, 1199308, 1417364, 2398616, 2834728, 3897751, 7795502, 15591004, 31182008]

約数ペア:

[(1, 31182008), (2, 15591004), (4, 7795502), (8, 3897751), (11, 2834728), (13, 2398616), (22, 1417364), (26, 1199308), (44, 708682), (52, 599654), (88, 354341), (97, 321464), (104, 299827), (143, 218056), (194, 160732), (281, 110968), (286, 109028), (388, 80366), (562, 55484), (572, 54514), (776, 40183), (1067, 29224), (1124, 27742), (1144, 27257), (1261, 24728), (2134, 14612), (2248, 13871), (2522, 12364), (3091, 10088), (3653, 8536), (4268, 7306), (5044, 6182)]