128192248

素因数分解:

$2^3\times {\mathrm{23}}^1\times {\mathrm{433}}^1\times {\mathrm{1609}}^1$

素因数の和:2071

約数の個数: 32

約数和(自身を含む): 251546400

約数和(自身を除く): 123354152

約数列:

[1, 2, 4, 8, 23, 46, 92, 184, 433, 866, 1609, 1732, 3218, 3464, 6436, 9959, 12872, 19918, 37007, 39836, 74014, 79672, 148028, 296056, 696697, 1393394, 2786788, 5573576, 16024031, 32048062, 64096124, 128192248]

約数ペア:

[(1, 128192248), (2, 64096124), (4, 32048062), (8, 16024031), (23, 5573576), (46, 2786788), (92, 1393394), (184, 696697), (433, 296056), (866, 148028), (1609, 79672), (1732, 74014), (3218, 39836), (3464, 37007), (6436, 19918), (9959, 12872)]