673897778

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{153089}}^1$

素因数の和:153193

約数の個数: 16

約数和(自身を含む): 1058158080

約数和(自身を除く): 384260302

約数列:

[1, 2, 31, 62, 71, 142, 2201, 4402, 153089, 306178, 4745759, 9491518, 10869319, 21738638, 336948889, 673897778]

約数ペア:

[(1, 673897778), (2, 336948889), (31, 21738638), (62, 10869319), (71, 9491518), (142, 4745759), (2201, 306178), (4402, 153089)]