1285335728

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{4725499}}^1$

素因数の和:4725524

約数の個数: 20

約数和(自身を含む): 2636829000

約数和(自身を除く): 1351493272

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 4725499, 9450998, 18901996, 37803992, 75607984, 80333483, 160666966, 321333932, 642667864, 1285335728]

約数ペア:

[(1, 1285335728), (2, 642667864), (4, 321333932), (8, 160666966), (16, 80333483), (17, 75607984), (34, 37803992), (68, 18901996), (136, 9450998), (272, 4725499)]