289016

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{397}}^1$

素因数の和:423

約数の個数: 32

約数和(自身を含む): 668640

約数和(自身を除く): 379624

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 52, 56, 91, 104, 182, 364, 397, 728, 794, 1588, 2779, 3176, 5161, 5558, 10322, 11116, 20644, 22232, 36127, 41288, 72254, 144508, 289016]

約数ペア:

[(1, 289016), (2, 144508), (4, 72254), (7, 41288), (8, 36127), (13, 22232), (14, 20644), (26, 11116), (28, 10322), (52, 5558), (56, 5161), (91, 3176), (104, 2779), (182, 1588), (364, 794), (397, 728)]