287386345

素因数分解:

$5^1\times {\mathrm{59}}^1\times {\mathrm{71}}^1\times {\mathrm{13721}}^1$

素因数の和:13856

約数の個数: 16

約数和(自身を含む): 355674240

約数和(自身を除く): 68287895

約数列:

[1, 5, 59, 71, 295, 355, 4189, 13721, 20945, 68605, 809539, 974191, 4047695, 4870955, 57477269, 287386345]

約数ペア:

[(1, 287386345), (5, 57477269), (59, 4870955), (71, 4047695), (295, 974191), (355, 809539), (4189, 68605), (13721, 20945)]