127775517

素因数分解:

$3^1\times {\mathrm{103}}^1\times {\mathrm{257}}^1\times {\mathrm{1609}}^1$

素因数の和:1972

約数の個数: 16

約数和(自身を含む): 172798080

約数和(自身を除く): 45022563

約数列:

[1, 3, 103, 257, 309, 771, 1609, 4827, 26471, 79413, 165727, 413513, 497181, 1240539, 42591839, 127775517]

約数ペア:

[(1, 127775517), (3, 42591839), (103, 1240539), (257, 497181), (309, 413513), (771, 165727), (1609, 79413), (4827, 26471)]