195216784

素因数分解:

$2^4\times 7^2\times {\mathrm{499}}^2$

素因数の和:1020

約数の個数: 45

約数和(自身を含む): 440868267

約数和(自身を除く): 245651483

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 49, 56, 98, 112, 196, 392, 499, 784, 998, 1996, 3493, 3992, 6986, 7984, 13972, 24451, 27944, 48902, 55888, 97804, 195608, 249001, 391216, 498002, 996004, 1743007, 1992008, 3486014, 3984016, 6972028, 12201049, 13944056, 24402098, 27888112, 48804196, 97608392, 195216784]

約数ペア:

[(1, 195216784), (2, 97608392), (4, 48804196), (7, 27888112), (8, 24402098), (14, 13944056), (16, 12201049), (28, 6972028), (49, 3984016), (56, 3486014), (98, 1992008), (112, 1743007), (196, 996004), (392, 498002), (499, 391216), (784, 249001), (998, 195608), (1996, 97804), (3493, 55888), (3992, 48902), (6986, 27944), (7984, 24451)]