1277955

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{4057}}^1$

素因数の和:4075

約数の個数: 24

約数和(自身を含む): 2532192

約数和(自身を除く): 1254237

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 63, 105, 315, 4057, 12171, 20285, 28399, 36513, 60855, 85197, 141995, 182565, 255591, 425985, 1277955]

約数ペア:

[(1, 1277955), (3, 425985), (5, 255591), (7, 182565), (9, 141995), (15, 85197), (21, 60855), (35, 36513), (45, 28399), (63, 20285), (105, 12171), (315, 4057)]