172732105

素因数分解:

$5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{193}}^1\times {\mathrm{281}}^1$

素因数の和:506

約数の個数: 48

約数和(自身を含む): 261941904

約数和(自身を除く): 89209799

約数列:

[1, 5, 7, 13, 35, 49, 65, 91, 193, 245, 281, 455, 637, 965, 1351, 1405, 1967, 2509, 3185, 3653, 6755, 9457, 9835, 12545, 13769, 17563, 18265, 25571, 47285, 54233, 68845, 87815, 122941, 127855, 178997, 271165, 379631, 614705, 705029, 894985, 1898155, 2657417, 3525145, 4935203, 13287085, 24676015, 34546421, 172732105]

約数ペア:

[(1, 172732105), (5, 34546421), (7, 24676015), (13, 13287085), (35, 4935203), (49, 3525145), (65, 2657417), (91, 1898155), (193, 894985), (245, 705029), (281, 614705), (455, 379631), (637, 271165), (965, 178997), (1351, 127855), (1405, 122941), (1967, 87815), (2509, 68845), (3185, 54233), (3653, 47285), (6755, 25571), (9457, 18265), (9835, 17563), (12545, 13769)]