128771871

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{157}}^1\times {\mathrm{11887}}^1$

素因数の和:12070

約数の個数: 16

約数和(自身を含む): 180317184

約数和(自身を除く): 51545313

約数列:

[1, 3, 23, 69, 157, 471, 3611, 10833, 11887, 35661, 273401, 820203, 1866259, 5598777, 42923957, 128771871]

約数ペア:

[(1, 128771871), (3, 42923957), (23, 5598777), (69, 1866259), (157, 820203), (471, 273401), (3611, 35661), (10833, 11887)]