77724927

素因数分解:

$3^4\times 7^2\times {\mathrm{19583}}^1$

素因数の和:19609

約数の個数: 30

約数和(自身を含む): 135070848

約数和(自身を除く): 57345921

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 81, 147, 189, 441, 567, 1323, 3969, 19583, 58749, 137081, 176247, 411243, 528741, 959567, 1233729, 1586223, 2878701, 3701187, 8636103, 11103561, 25908309, 77724927]

約数ペア:

[(1, 77724927), (3, 25908309), (7, 11103561), (9, 8636103), (21, 3701187), (27, 2878701), (49, 1586223), (63, 1233729), (81, 959567), (147, 528741), (189, 411243), (441, 176247), (567, 137081), (1323, 58749), (3969, 19583)]