209968449621

素因数分解:

$3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{434717287}}^1$

素因数の和:434717320

約数の個数: 16

約数和(自身を含む): 333862877184

約数和(自身を除く): 123894427563

約数列:

[1, 3, 7, 21, 23, 69, 161, 483, 434717287, 1304151861, 3043021009, 9129063027, 9998497601, 29995492803, 69989483207, 209968449621]

約数ペア:

[(1, 209968449621), (3, 69989483207), (7, 29995492803), (21, 9998497601), (23, 9129063027), (69, 3043021009), (161, 1304151861), (483, 434717287)]