139605904

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{513257}}^1$

素因数の和:513282

約数の個数: 20

約数和(自身を含む): 286397964

約数和(自身を除く): 146792060

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 513257, 1026514, 2053028, 4106056, 8212112, 8725369, 17450738, 34901476, 69802952, 139605904]

約数ペア:

[(1, 139605904), (2, 69802952), (4, 34901476), (8, 17450738), (16, 8725369), (17, 8212112), (34, 4106056), (68, 2053028), (136, 1026514), (272, 513257)]