221749696

素因数分解:

$2^6\times 7^2\times {\mathrm{31}}^1\times {\mathrm{2281}}^1$

素因数の和:2338

約数の個数: 84

約数和(自身を含む): 528620736

約数和(自身を除く): 306871040

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 32, 49, 56, 62, 64, 98, 112, 124, 196, 217, 224, 248, 392, 434, 448, 496, 784, 868, 992, 1519, 1568, 1736, 1984, 2281, 3038, 3136, 3472, 4562, 6076, 6944, 9124, 12152, 13888, 15967, 18248, 24304, 31934, 36496, 48608, 63868, 70711, 72992, 97216, 111769, 127736, 141422, 145984, 223538, 255472, 282844, 447076, 494977, 510944, 565688, 894152, 989954, 1021888, 1131376, 1788304, 1979908, 2262752, 3464839, 3576608, 3959816, 4525504, 6929678, 7153216, 7919632, 13859356, 15839264, 27718712, 31678528, 55437424, 110874848, 221749696]

約数ペア:

[(1, 221749696), (2, 110874848), (4, 55437424), (7, 31678528), (8, 27718712), (14, 15839264), (16, 13859356), (28, 7919632), (31, 7153216), (32, 6929678), (49, 4525504), (56, 3959816), (62, 3576608), (64, 3464839), (98, 2262752), (112, 1979908), (124, 1788304), (196, 1131376), (217, 1021888), (224, 989954), (248, 894152), (392, 565688), (434, 510944), (448, 494977), (496, 447076), (784, 282844), (868, 255472), (992, 223538), (1519, 145984), (1568, 141422), (1736, 127736), (1984, 111769), (2281, 97216), (3038, 72992), (3136, 70711), (3472, 63868), (4562, 48608), (6076, 36496), (6944, 31934), (9124, 24304), (12152, 18248), (13888, 15967)]