30889269

素因数分解:

$3^4\times {\mathrm{19}}^1\times {\mathrm{20071}}^1$

素因数の和:20102

約数の個数: 20

約数和(自身を含む): 48574240

約数和(自身を除く): 17684971

約数列:

[1, 3, 9, 19, 27, 57, 81, 171, 513, 1539, 20071, 60213, 180639, 381349, 541917, 1144047, 1625751, 3432141, 10296423, 30889269]

約数ペア:

[(1, 30889269), (3, 10296423), (9, 3432141), (19, 1625751), (27, 1144047), (57, 541917), (81, 381349), (171, 180639), (513, 60213), (1539, 20071)]