84781971

素因数分解:

$3^6\times {\mathrm{19}}^1\times {\mathrm{6121}}^1$

素因数の和:6158

約数の個数: 28

約数和(自身を含む): 133826920

約数和(自身を除く): 49044949

約数列:

[1, 3, 9, 19, 27, 57, 81, 171, 243, 513, 729, 1539, 4617, 6121, 13851, 18363, 55089, 116299, 165267, 348897, 495801, 1046691, 1487403, 3140073, 4462209, 9420219, 28260657, 84781971]

約数ペア:

[(1, 84781971), (3, 28260657), (9, 9420219), (19, 4462209), (27, 3140073), (57, 1487403), (81, 1046691), (171, 495801), (243, 348897), (513, 165267), (729, 116299), (1539, 55089), (4617, 18363), (6121, 13851)]