281310238

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{193}}^1\times {\mathrm{317}}^1$

素因数の和:553

約数の個数: 48

約数和(自身を含む): 492302160

約数和(自身を除く): 210991922

約数列:

[1, 2, 11, 19, 22, 38, 121, 193, 209, 242, 317, 386, 418, 634, 2123, 2299, 3487, 3667, 4246, 4598, 6023, 6974, 7334, 12046, 23353, 38357, 40337, 46706, 61181, 66253, 76714, 80674, 122362, 132506, 443707, 672991, 728783, 887414, 1162439, 1345982, 1457566, 2324878, 7402901, 12786829, 14805802, 25573658, 140655119, 281310238]

約数ペア:

[(1, 281310238), (2, 140655119), (11, 25573658), (19, 14805802), (22, 12786829), (38, 7402901), (121, 2324878), (193, 1457566), (209, 1345982), (242, 1162439), (317, 887414), (386, 728783), (418, 672991), (634, 443707), (2123, 132506), (2299, 122362), (3487, 80674), (3667, 76714), (4246, 66253), (4598, 61181), (6023, 46706), (6974, 40337), (7334, 38357), (12046, 23353)]