238743141

素因数分解:

$3^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{271}}^1\times {\mathrm{461}}^1$

素因数の和:762

約数の個数: 48

約数和(自身を含む): 401119488

約数和(自身を除く): 162376347

約数列:

[1, 3, 7, 13, 21, 39, 49, 91, 147, 271, 273, 461, 637, 813, 1383, 1897, 1911, 3227, 3523, 5691, 5993, 9681, 10569, 13279, 17979, 22589, 24661, 39837, 41951, 67767, 73983, 124931, 125853, 172627, 293657, 374793, 517881, 874517, 880971, 1624103, 2623551, 4872309, 6121619, 11368721, 18364857, 34106163, 79581047, 238743141]

約数ペア:

[(1, 238743141), (3, 79581047), (7, 34106163), (13, 18364857), (21, 11368721), (39, 6121619), (49, 4872309), (91, 2623551), (147, 1624103), (271, 880971), (273, 874517), (461, 517881), (637, 374793), (813, 293657), (1383, 172627), (1897, 125853), (1911, 124931), (3227, 73983), (3523, 67767), (5691, 41951), (5993, 39837), (9681, 24661), (10569, 22589), (13279, 17979)]