78874468

素因数分解:

$2^2\times {\mathrm{71}}^1\times {\mathrm{193}}^1\times {\mathrm{1439}}^1$

素因数の和:1707

約数の個数: 24

約数和(自身を含む): 140797440

約数和(自身を除く): 61922972

約数列:

[1, 2, 4, 71, 142, 193, 284, 386, 772, 1439, 2878, 5756, 13703, 27406, 54812, 102169, 204338, 277727, 408676, 555454, 1110908, 19718617, 39437234, 78874468]

約数ペア:

[(1, 78874468), (2, 39437234), (4, 19718617), (71, 1110908), (142, 555454), (193, 408676), (284, 277727), (386, 204338), (772, 102169), (1439, 54812), (2878, 27406), (5756, 13703)]