2781755039

素因数分解:

$7^3\times {\mathrm{97}}^1\times {\mathrm{83609}}^1$

素因数の和:83727

約数の個数: 16

約数和(自身を含む): 3277512000

約数和(自身を除く): 495756961

約数列:

[1, 7, 49, 97, 343, 679, 4753, 33271, 83609, 585263, 4096841, 8110073, 28677887, 56770511, 397393577, 2781755039]

約数ペア:

[(1, 2781755039), (7, 397393577), (49, 56770511), (97, 28677887), (343, 8110073), (679, 4096841), (4753, 585263), (33271, 83609)]