47720307

素因数分解:

$3^1\times {\mathrm{71}}^1\times {\mathrm{157}}^1\times {\mathrm{1427}}^1$

素因数の和:1658

約数の個数: 16

約数和(自身を含む): 64979712

約数和(自身を除く): 17259405

約数列:

[1, 3, 71, 157, 213, 471, 1427, 4281, 11147, 33441, 101317, 224039, 303951, 672117, 15906769, 47720307]

約数ペア:

[(1, 47720307), (3, 15906769), (71, 672117), (157, 303951), (213, 224039), (471, 101317), (1427, 33441), (4281, 11147)]