209751808

素因数分解:

$2^8\times 7^1\times {\mathrm{67}}^1\times {\mathrm{1747}}^1$

素因数の和:1837

約数の個数: 72

約数和(自身を含む): 485916032

約数和(自身を除く): 276164224

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 67, 112, 128, 134, 224, 256, 268, 448, 469, 536, 896, 938, 1072, 1747, 1792, 1876, 2144, 3494, 3752, 4288, 6988, 7504, 8576, 12229, 13976, 15008, 17152, 24458, 27952, 30016, 48916, 55904, 60032, 97832, 111808, 117049, 120064, 195664, 223616, 234098, 391328, 447232, 468196, 782656, 819343, 936392, 1565312, 1638686, 1872784, 3130624, 3277372, 3745568, 6554744, 7491136, 13109488, 14982272, 26218976, 29964544, 52437952, 104875904, 209751808]

約数ペア:

[(1, 209751808), (2, 104875904), (4, 52437952), (7, 29964544), (8, 26218976), (14, 14982272), (16, 13109488), (28, 7491136), (32, 6554744), (56, 3745568), (64, 3277372), (67, 3130624), (112, 1872784), (128, 1638686), (134, 1565312), (224, 936392), (256, 819343), (268, 782656), (448, 468196), (469, 447232), (536, 391328), (896, 234098), (938, 223616), (1072, 195664), (1747, 120064), (1792, 117049), (1876, 111808), (2144, 97832), (3494, 60032), (3752, 55904), (4288, 48916), (6988, 30016), (7504, 27952), (8576, 24458), (12229, 17152), (13976, 15008)]