26691561

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{12007}}^1$

素因数の和:12045

約数の個数: 24

約数和(自身を含む): 43709120

約数和(自身を除く): 17017559

約数列:

[1, 3, 9, 13, 19, 39, 57, 117, 171, 247, 741, 2223, 12007, 36021, 108063, 156091, 228133, 468273, 684399, 1404819, 2053197, 2965729, 8897187, 26691561]

約数ペア:

[(1, 26691561), (3, 8897187), (9, 2965729), (13, 2053197), (19, 1404819), (39, 684399), (57, 468273), (117, 228133), (171, 156091), (247, 108063), (741, 36021), (2223, 12007)]