201395145

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{274007}}^1$

素因数の和:274029

約数の個数: 24

約数和(自身を含む): 374842944

約数和(自身を除く): 173447799

約数列:

[1, 3, 5, 7, 15, 21, 35, 49, 105, 147, 245, 735, 274007, 822021, 1370035, 1918049, 4110105, 5754147, 9590245, 13426343, 28770735, 40279029, 67131715, 201395145]

約数ペア:

[(1, 201395145), (3, 67131715), (5, 40279029), (7, 28770735), (15, 13426343), (21, 9590245), (35, 5754147), (49, 4110105), (105, 1918049), (147, 1370035), (245, 822021), (735, 274007)]