71681645

素因数分解:

$5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{47629}}^1$

素因数の和:47684

約数の個数: 16

約数和(自身を含む): 100594560

約数和(自身を除く): 28912915

約数列:

[1, 5, 7, 35, 43, 215, 301, 1505, 47629, 238145, 333403, 1667015, 2048047, 10240235, 14336329, 71681645]

約数ペア:

[(1, 71681645), (5, 14336329), (7, 10240235), (35, 2048047), (43, 1667015), (215, 333403), (301, 238145), (1505, 47629)]