199965531

素因数分解:

$3^1\times {\mathrm{31}}^1\times {\mathrm{521}}^1\times {\mathrm{4127}}^1$

素因数の和:4682

約数の個数: 16

約数和(自身を含む): 275816448

約数和(自身を除く): 75850917

約数列:

[1, 3, 31, 93, 521, 1563, 4127, 12381, 16151, 48453, 127937, 383811, 2150167, 6450501, 66655177, 199965531]

約数ペア:

[(1, 199965531), (3, 66655177), (31, 6450501), (93, 2150167), (521, 383811), (1563, 127937), (4127, 48453), (12381, 16151)]