28990995

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{15973}}^1$

素因数の和:16003

約数の個数: 24

約数和(自身を含む): 50989008

約数和(自身を除く): 21998013

約数列:

[1, 3, 5, 11, 15, 33, 55, 121, 165, 363, 605, 1815, 15973, 47919, 79865, 175703, 239595, 527109, 878515, 1932733, 2635545, 5798199, 9663665, 28990995]

約数ペア:

[(1, 28990995), (3, 9663665), (5, 5798199), (11, 2635545), (15, 1932733), (33, 878515), (55, 527109), (121, 239595), (165, 175703), (363, 79865), (605, 47919), (1815, 15973)]