205536681

素因数分解:

$3^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{191911}}^1$

素因数の和:191941

約数の個数: 24

約数和(自身を含む): 359259264

約数和(自身を除く): 153722583

約数列:

[1, 3, 7, 9, 17, 21, 51, 63, 119, 153, 357, 1071, 191911, 575733, 1343377, 1727199, 3262487, 4030131, 9787461, 12090393, 22837409, 29362383, 68512227, 205536681]

約数ペア:

[(1, 205536681), (3, 68512227), (7, 29362383), (9, 22837409), (17, 12090393), (21, 9787461), (51, 4030131), (63, 3262487), (119, 1727199), (153, 1343377), (357, 575733), (1071, 191911)]