25563902

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{197}}^1$

素因数の和:273

約数の個数: 64

約数和(自身を含む): 51093504

約数和(自身を除く): 25529602

約数列:

[1, 2, 7, 13, 14, 23, 26, 31, 46, 62, 91, 161, 182, 197, 217, 299, 322, 394, 403, 434, 598, 713, 806, 1379, 1426, 2093, 2561, 2758, 2821, 4186, 4531, 4991, 5122, 5642, 6107, 9062, 9269, 9982, 12214, 17927, 18538, 31717, 35854, 42749, 58903, 63434, 64883, 79391, 85498, 117806, 129766, 140461, 158782, 280922, 412321, 555737, 824642, 983227, 1111474, 1825993, 1966454, 3651986, 12781951, 25563902]

約数ペア:

[(1, 25563902), (2, 12781951), (7, 3651986), (13, 1966454), (14, 1825993), (23, 1111474), (26, 983227), (31, 824642), (46, 555737), (62, 412321), (91, 280922), (161, 158782), (182, 140461), (197, 129766), (217, 117806), (299, 85498), (322, 79391), (394, 64883), (403, 63434), (434, 58903), (598, 42749), (713, 35854), (806, 31717), (1379, 18538), (1426, 17927), (2093, 12214), (2561, 9982), (2758, 9269), (2821, 9062), (4186, 6107), (4531, 5642), (4991, 5122)]