47891895

素因数分解:

$3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{1811}}^1$

素因数の和:1903

約数の個数: 32

約数和(自身を含む): 80365824

約数和(自身を除く): 32473929

約数列:

[1, 3, 5, 15, 41, 43, 123, 129, 205, 215, 615, 645, 1763, 1811, 5289, 5433, 8815, 9055, 26445, 27165, 74251, 77873, 222753, 233619, 371255, 389365, 1113765, 1168095, 3192793, 9578379, 15963965, 47891895]

約数ペア:

[(1, 47891895), (3, 15963965), (5, 9578379), (15, 3192793), (41, 1168095), (43, 1113765), (123, 389365), (129, 371255), (205, 233619), (215, 222753), (615, 77873), (645, 74251), (1763, 27165), (1811, 26445), (5289, 9055), (5433, 8815)]