128800278

素因数分解:

$2^1\times 3^2\times {\mathrm{19}}^1\times {\mathrm{376609}}^1$

素因数の和:376636

約数の個数: 24

約数和(自身を含む): 293755800

約数和(自身を除く): 164955522

約数列:

[1, 2, 3, 6, 9, 18, 19, 38, 57, 114, 171, 342, 376609, 753218, 1129827, 2259654, 3389481, 6778962, 7155571, 14311142, 21466713, 42933426, 64400139, 128800278]

約数ペア:

[(1, 128800278), (2, 64400139), (3, 42933426), (6, 21466713), (9, 14311142), (18, 7155571), (19, 6778962), (38, 3389481), (57, 2259654), (114, 1129827), (171, 753218), (342, 376609)]