243398785

素因数分解:

$5^1\times 7^1\times {\mathrm{103}}^1\times {\mathrm{107}}^1\times {\mathrm{631}}^1$

素因数の和:853

約数の個数: 32

約数和(自身を含む): 340733952

約数和(自身を除く): 97335167

約数列:

[1, 5, 7, 35, 103, 107, 515, 535, 631, 721, 749, 3155, 3605, 3745, 4417, 11021, 22085, 55105, 64993, 67517, 77147, 324965, 337585, 385735, 454951, 472619, 2274755, 2363095, 6954251, 34771255, 48679757, 243398785]

約数ペア:

[(1, 243398785), (5, 48679757), (7, 34771255), (35, 6954251), (103, 2363095), (107, 2274755), (515, 472619), (535, 454951), (631, 385735), (721, 337585), (749, 324965), (3155, 77147), (3605, 67517), (3745, 64993), (4417, 55105), (11021, 22085)]