55918359

素因数分解:

$3^2\times 7^2\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{149}}^1$

素因数の和:229

約数の個数: 72

約数和(自身を含む): 101368800

約数和(自身を除く): 45450441

約数列:

[1, 3, 7, 9, 21, 23, 37, 49, 63, 69, 111, 147, 149, 161, 207, 259, 333, 441, 447, 483, 777, 851, 1043, 1127, 1341, 1449, 1813, 2331, 2553, 3129, 3381, 3427, 5439, 5513, 5957, 7301, 7659, 9387, 10143, 10281, 16317, 16539, 17871, 21903, 23989, 30843, 38591, 41699, 49617, 53613, 65709, 71967, 115773, 125097, 126799, 167923, 215901, 270137, 347319, 375291, 380397, 503769, 810411, 887593, 1141191, 1511307, 2431233, 2662779, 6213151, 7988337, 18639453, 55918359]

約数ペア:

[(1, 55918359), (3, 18639453), (7, 7988337), (9, 6213151), (21, 2662779), (23, 2431233), (37, 1511307), (49, 1141191), (63, 887593), (69, 810411), (111, 503769), (147, 380397), (149, 375291), (161, 347319), (207, 270137), (259, 215901), (333, 167923), (441, 126799), (447, 125097), (483, 115773), (777, 71967), (851, 65709), (1043, 53613), (1127, 49617), (1341, 41699), (1449, 38591), (1813, 30843), (2331, 23989), (2553, 21903), (3129, 17871), (3381, 16539), (3427, 16317), (5439, 10281), (5513, 10143), (5957, 9387), (7301, 7659)]