2131215

素因数分解:

$3^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{3023}}^1$

素因数の和:3078

約数の個数: 16

約数和(自身を含む): 3483648

約数和(自身を除く): 1352433

約数列:

[1, 3, 5, 15, 47, 141, 235, 705, 3023, 9069, 15115, 45345, 142081, 426243, 710405, 2131215]

約数ペア:

[(1, 2131215), (3, 710405), (5, 426243), (15, 142081), (47, 45345), (141, 15115), (235, 9069), (705, 3023)]