78690267

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{9791}}^1$

素因数の和:9863

約数の個数: 24

約数和(自身を含む): 122204160

約数和(自身を除く): 43513893

約数列:

[1, 3, 9, 19, 47, 57, 141, 171, 423, 893, 2679, 8037, 9791, 29373, 88119, 186029, 460177, 558087, 1380531, 1674261, 4141593, 8743363, 26230089, 78690267]

約数ペア:

[(1, 78690267), (3, 26230089), (9, 8743363), (19, 4141593), (47, 1674261), (57, 1380531), (141, 558087), (171, 460177), (423, 186029), (893, 88119), (2679, 29373), (8037, 9791)]