28160468

素因数分解:

$2^2\times 7^1\times {\mathrm{409}}^1\times {\mathrm{2459}}^1$

素因数の和:2879

約数の個数: 24

約数和(自身を含む): 56481600

約数和(自身を除く): 28321132

約数列:

[1, 2, 4, 7, 14, 28, 409, 818, 1636, 2459, 2863, 4918, 5726, 9836, 11452, 17213, 34426, 68852, 1005731, 2011462, 4022924, 7040117, 14080234, 28160468]

約数ペア:

[(1, 28160468), (2, 14080234), (4, 7040117), (7, 4022924), (14, 2011462), (28, 1005731), (409, 68852), (818, 34426), (1636, 17213), (2459, 11452), (2863, 9836), (4918, 5726)]