27389336

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{83}}^1\times {\mathrm{167}}^1$

素因数の和:288

約数の個数: 64

約数和(自身を含む): 59270400

約数和(自身を除く): 31881064

約数列:

[1, 2, 4, 8, 13, 19, 26, 38, 52, 76, 83, 104, 152, 166, 167, 247, 332, 334, 494, 664, 668, 988, 1079, 1336, 1577, 1976, 2158, 2171, 3154, 3173, 4316, 4342, 6308, 6346, 8632, 8684, 12616, 12692, 13861, 17368, 20501, 25384, 27722, 41002, 41249, 55444, 82004, 82498, 110888, 164008, 164996, 180193, 263359, 329992, 360386, 526718, 720772, 1053436, 1441544, 2106872, 3423667, 6847334, 13694668, 27389336]

約数ペア:

[(1, 27389336), (2, 13694668), (4, 6847334), (8, 3423667), (13, 2106872), (19, 1441544), (26, 1053436), (38, 720772), (52, 526718), (76, 360386), (83, 329992), (104, 263359), (152, 180193), (166, 164996), (167, 164008), (247, 110888), (332, 82498), (334, 82004), (494, 55444), (664, 41249), (668, 41002), (988, 27722), (1079, 25384), (1336, 20501), (1577, 17368), (1976, 13861), (2158, 12692), (2171, 12616), (3154, 8684), (3173, 8632), (4316, 6346), (4342, 6308)]