2729909

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{131}}^1\times {\mathrm{229}}^1$

素因数の和:380

約数の個数: 16

約数和(自身を含む): 3400320

約数和(自身を除く): 670411

約数列:

[1, 7, 13, 91, 131, 229, 917, 1603, 1703, 2977, 11921, 20839, 29999, 209993, 389987, 2729909]

約数ペア:

[(1, 2729909), (7, 389987), (13, 209993), (91, 29999), (131, 20839), (229, 11921), (917, 2977), (1603, 1703)]