28254044

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{77621}}^1$

素因数の和:77645

約数の個数: 24

約数和(自身を含む): 60855648

約数和(自身を除く): 32601604

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 91, 182, 364, 77621, 155242, 310484, 543347, 1009073, 1086694, 2018146, 2173388, 4036292, 7063511, 14127022, 28254044]

約数ペア:

[(1, 28254044), (2, 14127022), (4, 7063511), (7, 4036292), (13, 2173388), (14, 2018146), (26, 1086694), (28, 1009073), (52, 543347), (91, 310484), (182, 155242), (364, 77621)]