68981104

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{253607}}^1$

素因数の和:253632

約数の個数: 20

約数和(自身を含む): 141513264

約数和(自身を除く): 72532160

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 253607, 507214, 1014428, 2028856, 4057712, 4311319, 8622638, 17245276, 34490552, 68981104]

約数ペア:

[(1, 68981104), (2, 34490552), (4, 17245276), (8, 8622638), (16, 4311319), (17, 4057712), (34, 2028856), (68, 1014428), (136, 507214), (272, 253607)]