398212295

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{149423}}^1$

素因数の和:149482

約数の個数: 16

約数和(自身を含む): 527167872

約数和(自身を除く): 128955577

約数列:

[1, 5, 13, 41, 65, 205, 533, 2665, 149423, 747115, 1942499, 6126343, 9712495, 30631715, 79642459, 398212295]

約数ペア:

[(1, 398212295), (5, 79642459), (13, 30631715), (41, 9712495), (65, 6126343), (205, 1942499), (533, 747115), (2665, 149423)]