291259442

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{71143}}^1$

素因数の和:71257

約数の個数: 16

約数和(自身を含む): 461013120

約数和(自身を除く): 169753678

約数列:

[1, 2, 23, 46, 89, 178, 2047, 4094, 71143, 142286, 1636289, 3272578, 6331727, 12663454, 145629721, 291259442]

約数ペア:

[(1, 291259442), (2, 145629721), (23, 12663454), (46, 6331727), (89, 3272578), (178, 1636289), (2047, 142286), (4094, 71143)]