128404173

素因数分解:

$3^1\times {\mathrm{107}}^1\times {\mathrm{607}}^1\times {\mathrm{659}}^1$

素因数の和:1376

約数の個数: 16

約数和(自身を含む): 173352960

約数和(自身を除く): 44948787

約数列:

[1, 3, 107, 321, 607, 659, 1821, 1977, 64949, 70513, 194847, 211539, 400013, 1200039, 42801391, 128404173]

約数ペア:

[(1, 128404173), (3, 42801391), (107, 1200039), (321, 400013), (607, 211539), (659, 194847), (1821, 70513), (1977, 64949)]