138717008

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{509989}}^1$

素因数の和:510014

約数の個数: 20

約数和(自身を含む): 284574420

約数和(自身を除く): 145857412

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 509989, 1019978, 2039956, 4079912, 8159824, 8669813, 17339626, 34679252, 69358504, 138717008]

約数ペア:

[(1, 138717008), (2, 69358504), (4, 34679252), (8, 17339626), (16, 8669813), (17, 8159824), (34, 4079912), (68, 2039956), (136, 1019978), (272, 509989)]