209155696

素因数分解:

$2^4\times {\mathrm{89}}^1\times {\mathrm{191}}^1\times {\mathrm{769}}^1$

素因数の和:1057

約数の個数: 40

約数和(自身を含む): 412473600

約数和(自身を除く): 203317904

約数列:

[1, 2, 4, 8, 16, 89, 178, 191, 356, 382, 712, 764, 769, 1424, 1528, 1538, 3056, 3076, 6152, 12304, 16999, 33998, 67996, 68441, 135992, 136882, 146879, 271984, 273764, 293758, 547528, 587516, 1095056, 1175032, 2350064, 13072231, 26144462, 52288924, 104577848, 209155696]

約数ペア:

[(1, 209155696), (2, 104577848), (4, 52288924), (8, 26144462), (16, 13072231), (89, 2350064), (178, 1175032), (191, 1095056), (356, 587516), (382, 547528), (712, 293758), (764, 273764), (769, 271984), (1424, 146879), (1528, 136882), (1538, 135992), (3056, 68441), (3076, 67996), (6152, 33998), (12304, 16999)]