87663321

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{8689}}^1$

素因数の和:8773

約数の個数: 24

約数和(自身を含む): 135564000

約数和(自身を除く): 47900679

約数列:

[1, 3, 9, 19, 57, 59, 171, 177, 531, 1121, 3363, 8689, 10089, 26067, 78201, 165091, 495273, 512651, 1485819, 1537953, 4613859, 9740369, 29221107, 87663321]

約数ペア:

[(1, 87663321), (3, 29221107), (9, 9740369), (19, 4613859), (57, 1537953), (59, 1485819), (171, 512651), (177, 495273), (531, 165091), (1121, 78201), (3363, 26067), (8689, 10089)]