248897007

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{25583}}^1$

素因数の和:25659

約数の個数: 24

約数和(自身を含む): 383145984

約数和(自身を除く): 134248977

約数列:

[1, 3, 9, 23, 47, 69, 141, 207, 423, 1081, 3243, 9729, 25583, 76749, 230247, 588409, 1202401, 1765227, 3607203, 5295681, 10821609, 27655223, 82965669, 248897007]

約数ペア:

[(1, 248897007), (3, 82965669), (9, 27655223), (23, 10821609), (47, 5295681), (69, 3607203), (141, 1765227), (207, 1202401), (423, 588409), (1081, 230247), (3243, 76749), (9729, 25583)]