212655912

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{127}}^1\times {\mathrm{9967}}^1$

素因数の和:10110

約数の個数: 64

約数和(自身を含む): 612433920

約数和(自身を除く): 399778008

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 84, 127, 168, 254, 381, 508, 762, 889, 1016, 1524, 1778, 2667, 3048, 3556, 5334, 7112, 9967, 10668, 19934, 21336, 29901, 39868, 59802, 69769, 79736, 119604, 139538, 209307, 239208, 279076, 418614, 558152, 837228, 1265809, 1674456, 2531618, 3797427, 5063236, 7594854, 8860663, 10126472, 15189708, 17721326, 26581989, 30379416, 35442652, 53163978, 70885304, 106327956, 212655912]

約数ペア:

[(1, 212655912), (2, 106327956), (3, 70885304), (4, 53163978), (6, 35442652), (7, 30379416), (8, 26581989), (12, 17721326), (14, 15189708), (21, 10126472), (24, 8860663), (28, 7594854), (42, 5063236), (56, 3797427), (84, 2531618), (127, 1674456), (168, 1265809), (254, 837228), (381, 558152), (508, 418614), (762, 279076), (889, 239208), (1016, 209307), (1524, 139538), (1778, 119604), (2667, 79736), (3048, 69769), (3556, 59802), (5334, 39868), (7112, 29901), (9967, 21336), (10668, 19934)]