30910257

素因数分解:

$3^2\times 7^1\times {\mathrm{179}}^1\times {\mathrm{2741}}^1$

素因数の和:2933

約数の個数: 24

約数和(自身を含む): 51330240

約数和(自身を除く): 20419983

約数列:

[1, 3, 7, 9, 21, 63, 179, 537, 1253, 1611, 2741, 3759, 8223, 11277, 19187, 24669, 57561, 172683, 490639, 1471917, 3434473, 4415751, 10303419, 30910257]

約数ペア:

[(1, 30910257), (3, 10303419), (7, 4415751), (9, 3434473), (21, 1471917), (63, 490639), (179, 172683), (537, 57561), (1253, 24669), (1611, 19187), (2741, 11277), (3759, 8223)]