2980154

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{677}}^1$

素因数の和:781

約数の個数: 16

約数和(自身を含む): 4686336

約数和(自身を除く): 1706182

約数列:

[1, 2, 31, 62, 71, 142, 677, 1354, 2201, 4402, 20987, 41974, 48067, 96134, 1490077, 2980154]

約数ペア:

[(1, 2980154), (2, 1490077), (31, 96134), (62, 48067), (71, 41974), (142, 20987), (677, 4402), (1354, 2201)]