30215871

素因数分解:

$3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{25243}}^1$

素因数の和:25275

約数の個数: 24

約数和(自身を含む): 52507520

約数和(自身を除く): 22291649

約数列:

[1, 3, 7, 9, 19, 21, 57, 63, 133, 171, 399, 1197, 25243, 75729, 176701, 227187, 479617, 530103, 1438851, 1590309, 3357319, 4316553, 10071957, 30215871]

約数ペア:

[(1, 30215871), (3, 10071957), (7, 4316553), (9, 3357319), (19, 1590309), (21, 1438851), (57, 530103), (63, 479617), (133, 227187), (171, 176701), (399, 75729), (1197, 25243)]