307972

素因数分解:

$2^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{647}}^1$

素因数の和:675

約数の個数: 24

約数和(自身を含む): 653184

約数和(自身を除く): 345212

約数列:

[1, 2, 4, 7, 14, 17, 28, 34, 68, 119, 238, 476, 647, 1294, 2588, 4529, 9058, 10999, 18116, 21998, 43996, 76993, 153986, 307972]

約数ペア:

[(1, 307972), (2, 153986), (4, 76993), (7, 43996), (14, 21998), (17, 18116), (28, 10999), (34, 9058), (68, 4529), (119, 2588), (238, 1294), (476, 647)]