243153795

素因数分解:

$3^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{311}}^1\times {\mathrm{1109}}^1$

素因数の和:1475

約数の個数: 32

約数和(自身を含む): 398960640

約数和(自身を除く): 155806845

約数列:

[1, 3, 5, 15, 47, 141, 235, 311, 705, 933, 1109, 1555, 3327, 4665, 5545, 14617, 16635, 43851, 52123, 73085, 156369, 219255, 260615, 344899, 781845, 1034697, 1724495, 5173485, 16210253, 48630759, 81051265, 243153795]

約数ペア:

[(1, 243153795), (3, 81051265), (5, 48630759), (15, 16210253), (47, 5173485), (141, 1724495), (235, 1034697), (311, 781845), (705, 344899), (933, 260615), (1109, 219255), (1555, 156369), (3327, 73085), (4665, 52123), (5545, 43851), (14617, 16635)]