213781870081

素因数分解:

${\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{307}}^1\times {\mathrm{878131}}^1$

素因数の和:878512

約数の個数: 16

約数和(自身を含む): 234763321408

約数和(自身を除く): 20981451327

約数列:

[1, 13, 61, 307, 793, 3991, 18727, 243451, 878131, 11415703, 53565991, 269586217, 696357883, 3504620821, 16444759237, 213781870081]

約数ペア:

[(1, 213781870081), (13, 16444759237), (61, 3504620821), (307, 696357883), (793, 269586217), (3991, 53565991), (18727, 11415703), (243451, 878131)]