2784881409

素因数分解:

$3^1\times {\mathrm{331}}^1\times {\mathrm{409}}^1\times {\mathrm{6857}}^1$

素因数の和:7600

約数の個数: 16

約数和(自身を含む): 3734043840

約数和(自身を除く): 949162431

約数列:

[1, 3, 331, 409, 993, 1227, 6857, 20571, 135379, 406137, 2269667, 2804513, 6809001, 8413539, 928293803, 2784881409]

約数ペア:

[(1, 2784881409), (3, 928293803), (331, 8413539), (409, 6809001), (993, 2804513), (1227, 2269667), (6857, 406137), (20571, 135379)]