181290193

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{499}}^1$

素因数の和:637

約数の個数: 32

約数和(自身を含む): 228096000

約数和(自身を除く): 46805807

約数列:

[1, 7, 17, 43, 71, 119, 301, 497, 499, 731, 1207, 3053, 3493, 5117, 8449, 8483, 21371, 21457, 35429, 51901, 59381, 150199, 248003, 363307, 364769, 602293, 1523447, 2553383, 4216051, 10664129, 25898599, 181290193]

約数ペア:

[(1, 181290193), (7, 25898599), (17, 10664129), (43, 4216051), (71, 2553383), (119, 1523447), (301, 602293), (497, 364769), (499, 363307), (731, 248003), (1207, 150199), (3053, 59381), (3493, 51901), (5117, 35429), (8449, 21457), (8483, 21371)]