81298216

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{597781}}^1$

素因数の和:597804

約数の個数: 16

約数和(自身を含む): 161401140

約数和(自身を除く): 80102924

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 597781, 1195562, 2391124, 4782248, 10162277, 20324554, 40649108, 81298216]

約数ペア:

[(1, 81298216), (2, 40649108), (4, 20324554), (8, 10162277), (17, 4782248), (34, 2391124), (68, 1195562), (136, 597781)]