156725471

素因数分解:

$7^2\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{2371}}^1$

素因数の和:2475

約数の個数: 24

約数和(自身を含む): 194693760

約数和(自身を除く): 37968289

約数列:

[1, 7, 19, 49, 71, 133, 497, 931, 1349, 2371, 3479, 9443, 16597, 45049, 66101, 116179, 168341, 315343, 1178387, 2207401, 3198479, 8248709, 22389353, 156725471]

約数ペア:

[(1, 156725471), (7, 22389353), (19, 8248709), (49, 3198479), (71, 2207401), (133, 1178387), (497, 315343), (931, 168341), (1349, 116179), (2371, 66101), (3479, 45049), (9443, 16597)]