668812113

素因数分解:

$3^3\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{23887}}^1$

素因数の和:23974

約数の個数: 32

約数和(自身を含む): 1066360320

約数和(自身を除く): 397548207

約数列:

[1, 3, 9, 17, 27, 51, 61, 153, 183, 459, 549, 1037, 1647, 3111, 9333, 23887, 27999, 71661, 214983, 406079, 644949, 1218237, 1457107, 3654711, 4371321, 10964133, 13113963, 24770819, 39341889, 74312457, 222937371, 668812113]

約数ペア:

[(1, 668812113), (3, 222937371), (9, 74312457), (17, 39341889), (27, 24770819), (51, 13113963), (61, 10964133), (153, 4371321), (183, 3654711), (459, 1457107), (549, 1218237), (1037, 644949), (1647, 406079), (3111, 214983), (9333, 71661), (23887, 27999)]