40049009

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{40009}}^1$

素因数の和:40040

約数の個数: 16

約数和(自身を含む): 53773440

約数和(自身を除く): 13724431

約数列:

[1, 7, 11, 13, 77, 91, 143, 1001, 40009, 280063, 440099, 520117, 3080693, 3640819, 5721287, 40049009]

約数ペア:

[(1, 40049009), (7, 5721287), (11, 3640819), (13, 3080693), (77, 520117), (91, 440099), (143, 280063), (1001, 40009)]