1260392319

素因数分解:

$3^4\times {\mathrm{151}}^1\times {\mathrm{103049}}^1$

素因数の和:103212

約数の個数: 20

約数和(自身を含む): 1895295600

約数和(自身を除く): 634903281

約数列:

[1, 3, 9, 27, 81, 151, 453, 1359, 4077, 12231, 103049, 309147, 927441, 2782323, 8346969, 15560399, 46681197, 140043591, 420130773, 1260392319]

約数ペア:

[(1, 1260392319), (3, 420130773), (9, 140043591), (27, 46681197), (81, 15560399), (151, 8346969), (453, 2782323), (1359, 927441), (4077, 309147), (12231, 103049)]