1281077

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{73}}^1\times {\mathrm{109}}^1$

素因数の和:212

約数の個数: 16

約数和(自身を含む): 1562880

約数和(自身を除く): 281803

約数列:

[1, 7, 23, 73, 109, 161, 511, 763, 1679, 2507, 7957, 11753, 17549, 55699, 183011, 1281077]

約数ペア:

[(1, 1281077), (7, 183011), (23, 55699), (73, 17549), (109, 11753), (161, 7957), (511, 2507), (763, 1679)]