678743972

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{431}}^1\times {\mathrm{23159}}^1$

素因数の和:23611

約数の個数: 24

約数和(自身を含む): 1260645120

約数和(自身を除く): 581901148

約数列:

[1, 2, 4, 17, 34, 68, 431, 862, 1724, 7327, 14654, 23159, 29308, 46318, 92636, 393703, 787406, 1574812, 9981529, 19963058, 39926116, 169685993, 339371986, 678743972]

約数ペア:

[(1, 678743972), (2, 339371986), (4, 169685993), (17, 39926116), (34, 19963058), (68, 9981529), (431, 1574812), (862, 787406), (1724, 393703), (7327, 92636), (14654, 46318), (23159, 29308)]