201408759

素因数分解:

$3^2\times {\mathrm{19}}^2\times {\mathrm{61991}}^1$

素因数の和:62035

約数の個数: 18

約数和(自身を含む): 307046376

約数和(自身を除く): 105637617

約数列:

[1, 3, 9, 19, 57, 171, 361, 1083, 3249, 61991, 185973, 557919, 1177829, 3533487, 10600461, 22378751, 67136253, 201408759]

約数ペア:

[(1, 201408759), (3, 67136253), (9, 22378751), (19, 10600461), (57, 3533487), (171, 1177829), (361, 557919), (1083, 185973), (3249, 61991)]