211399244

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{157}}^1\times {\mathrm{2531}}^1$

素因数の和:2718

約数の個数: 48

約数和(自身を含む): 448062720

約数和(自身を除く): 236663476

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 76, 133, 157, 266, 314, 532, 628, 1099, 2198, 2531, 2983, 4396, 5062, 5966, 10124, 11932, 17717, 20881, 35434, 41762, 48089, 70868, 83524, 96178, 192356, 336623, 397367, 673246, 794734, 1346492, 1589468, 2781569, 5563138, 7549973, 11126276, 15099946, 30199892, 52849811, 105699622, 211399244]

約数ペア:

[(1, 211399244), (2, 105699622), (4, 52849811), (7, 30199892), (14, 15099946), (19, 11126276), (28, 7549973), (38, 5563138), (76, 2781569), (133, 1589468), (157, 1346492), (266, 794734), (314, 673246), (532, 397367), (628, 336623), (1099, 192356), (2198, 96178), (2531, 83524), (2983, 70868), (4396, 48089), (5062, 41762), (5966, 35434), (10124, 20881), (11932, 17717)]