257157306

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{1367}}^1\times {\mathrm{1493}}^1$

素因数の和:2875

約数の個数: 48

約数和(自身を含む): 637663104

約数和(自身を除く): 380505798

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 1367, 1493, 2734, 2986, 4101, 4479, 8202, 8958, 9569, 10451, 12303, 13437, 19138, 20902, 24606, 26874, 28707, 31353, 57414, 62706, 86121, 94059, 172242, 188118, 2040931, 4081862, 6122793, 12245586, 14286517, 18368379, 28573034, 36736758, 42859551, 85719102, 128578653, 257157306]

約数ペア:

[(1, 257157306), (2, 128578653), (3, 85719102), (6, 42859551), (7, 36736758), (9, 28573034), (14, 18368379), (18, 14286517), (21, 12245586), (42, 6122793), (63, 4081862), (126, 2040931), (1367, 188118), (1493, 172242), (2734, 94059), (2986, 86121), (4101, 62706), (4479, 57414), (8202, 31353), (8958, 28707), (9569, 26874), (10451, 24606), (12303, 20902), (13437, 19138)]