66601905

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{2719}}^1$

素因数の和:2821

約数の個数: 32

約数和(自身を含む): 112803840

約数和(自身を除く): 46201935

約数列:

[1, 3, 5, 15, 23, 69, 71, 115, 213, 345, 355, 1065, 1633, 2719, 4899, 8157, 8165, 13595, 24495, 40785, 62537, 187611, 193049, 312685, 579147, 938055, 965245, 2895735, 4440127, 13320381, 22200635, 66601905]

約数ペア:

[(1, 66601905), (3, 22200635), (5, 13320381), (15, 4440127), (23, 2895735), (69, 965245), (71, 938055), (115, 579147), (213, 312685), (345, 193049), (355, 187611), (1065, 62537), (1633, 40785), (2719, 24495), (4899, 13595), (8157, 8165)]