721139143

素因数分解:

${\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{89}}^1\times {\mathrm{9013}}^1$

素因数の和:9162

約数の個数: 16

約数和(自身を含む): 778809600

約数和(自身を除く): 57670457

約数列:

[1, 29, 31, 89, 899, 2581, 2759, 9013, 80011, 261377, 279403, 802157, 8102687, 23262553, 24866867, 721139143]

約数ペア:

[(1, 721139143), (29, 24866867), (31, 23262553), (89, 8102687), (899, 802157), (2581, 279403), (2759, 261377), (9013, 80011)]