128440038

素因数分解:

$2^1\times 3^1\times {\mathrm{19}}^1\times {\mathrm{1126667}}^1$

素因数の和:1126691

約数の個数: 16

約数和(自身を含む): 270400320

約数和(自身を除く): 141960282

約数列:

[1, 2, 3, 6, 19, 38, 57, 114, 1126667, 2253334, 3380001, 6760002, 21406673, 42813346, 64220019, 128440038]

約数ペア:

[(1, 128440038), (2, 64220019), (3, 42813346), (6, 21406673), (19, 6760002), (38, 3380001), (57, 2253334), (114, 1126667)]