81221372

素因数分解:

$2^2\times {\mathrm{23}}^1\times {\mathrm{101}}^1\times {\mathrm{8741}}^1$

素因数の和:8869

約数の個数: 24

約数和(自身を含む): 149802912

約数和(自身を除く): 68581540

約数列:

[1, 2, 4, 23, 46, 92, 101, 202, 404, 2323, 4646, 8741, 9292, 17482, 34964, 201043, 402086, 804172, 882841, 1765682, 3531364, 20305343, 40610686, 81221372]

約数ペア:

[(1, 81221372), (2, 40610686), (4, 20305343), (23, 3531364), (46, 1765682), (92, 882841), (101, 804172), (202, 402086), (404, 201043), (2323, 34964), (4646, 17482), (8741, 9292)]