28615509

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{131}}^1\times {\mathrm{1867}}^1$

素因数の和:2017

約数の個数: 24

約数和(自身を含む): 44876832

約数和(自身を除く): 16261323

約数列:

[1, 3, 9, 13, 39, 117, 131, 393, 1179, 1703, 1867, 5109, 5601, 15327, 16803, 24271, 72813, 218439, 244577, 733731, 2201193, 3179501, 9538503, 28615509]

約数ペア:

[(1, 28615509), (3, 9538503), (9, 3179501), (13, 2201193), (39, 733731), (117, 244577), (131, 218439), (393, 72813), (1179, 24271), (1703, 16803), (1867, 15327), (5109, 5601)]