1257424

素因数分解:

$2^4\times 7^1\times {\mathrm{103}}^1\times {\mathrm{109}}^1$

素因数の和:227

約数の個数: 40

約数和(自身を含む): 2837120

約数和(自身を除く): 1579696

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 103, 109, 112, 206, 218, 412, 436, 721, 763, 824, 872, 1442, 1526, 1648, 1744, 2884, 3052, 5768, 6104, 11227, 11536, 12208, 22454, 44908, 78589, 89816, 157178, 179632, 314356, 628712, 1257424]

約数ペア:

[(1, 1257424), (2, 628712), (4, 314356), (7, 179632), (8, 157178), (14, 89816), (16, 78589), (28, 44908), (56, 22454), (103, 12208), (109, 11536), (112, 11227), (206, 6104), (218, 5768), (412, 3052), (436, 2884), (721, 1744), (763, 1648), (824, 1526), (872, 1442)]