87128847

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{25679}}^1$

素因数の和:25727

約数の個数: 24

約数和(自身を含む): 140212800

約数和(自身を除く): 53083953

約数列:

[1, 3, 9, 13, 29, 39, 87, 117, 261, 377, 1131, 3393, 25679, 77037, 231111, 333827, 744691, 1001481, 2234073, 3004443, 6702219, 9680983, 29042949, 87128847]

約数ペア:

[(1, 87128847), (3, 29042949), (9, 9680983), (13, 6702219), (29, 3004443), (39, 2234073), (87, 1001481), (117, 744691), (261, 333827), (377, 231111), (1131, 77037), (3393, 25679)]