84021905

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{1231}}^1$

素因数の和:1337

約数の個数: 32

約数和(自身を含む): 118153728

約数和(自身を除く): 34131823

約数列:

[1, 5, 11, 17, 55, 73, 85, 187, 365, 803, 935, 1231, 1241, 4015, 6155, 6205, 13541, 13651, 20927, 67705, 68255, 89863, 104635, 230197, 449315, 988493, 1150985, 1527671, 4942465, 7638355, 16804381, 84021905]

約数ペア:

[(1, 84021905), (5, 16804381), (11, 7638355), (17, 4942465), (55, 1527671), (73, 1150985), (85, 988493), (187, 449315), (365, 230197), (803, 104635), (935, 89863), (1231, 68255), (1241, 67705), (4015, 20927), (6155, 13651), (6205, 13541)]