73971289

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{101}}^1\times {\mathrm{4549}}^1$

素因数の和:4680

約数の個数: 16

約数和(自身を含む): 89107200

約数和(自身を除く): 15135911

約数列:

[1, 7, 23, 101, 161, 707, 2323, 4549, 16261, 31843, 104627, 459449, 732389, 3216143, 10567327, 73971289]

約数ペア:

[(1, 73971289), (7, 10567327), (23, 3216143), (101, 732389), (161, 459449), (707, 104627), (2323, 31843), (4549, 16261)]