281566274

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{769}}^1$

素因数の和:899

約数の個数: 48

約数和(自身を含む): 497712600

約数和(自身を除く): 216146326

約数列:

[1, 2, 11, 17, 22, 34, 89, 121, 178, 187, 242, 374, 769, 979, 1513, 1538, 1958, 2057, 3026, 4114, 8459, 10769, 13073, 16643, 16918, 21538, 26146, 33286, 68441, 93049, 136882, 143803, 183073, 186098, 287606, 366146, 752851, 1163497, 1505702, 1581833, 2326994, 3163666, 8281361, 12798467, 16562722, 25596934, 140783137, 281566274]

約数ペア:

[(1, 281566274), (2, 140783137), (11, 25596934), (17, 16562722), (22, 12798467), (34, 8281361), (89, 3163666), (121, 2326994), (178, 1581833), (187, 1505702), (242, 1163497), (374, 752851), (769, 366146), (979, 287606), (1513, 186098), (1538, 183073), (1958, 143803), (2057, 136882), (3026, 93049), (4114, 68441), (8459, 33286), (10769, 26146), (13073, 21538), (16643, 16918)]