28517121

素因数分解:

$3^2\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{2953}}^1$

素因数の和:3025

約数の個数: 24

約数和(自身を含む): 43778280

約数和(自身を除く): 15261159

約数列:

[1, 3, 9, 29, 37, 87, 111, 261, 333, 1073, 2953, 3219, 8859, 9657, 26577, 85637, 109261, 256911, 327783, 770733, 983349, 3168569, 9505707, 28517121]

約数ペア:

[(1, 28517121), (3, 9505707), (9, 3168569), (29, 983349), (37, 770733), (87, 327783), (111, 256911), (261, 109261), (333, 85637), (1073, 26577), (2953, 9657), (3219, 8859)]