72872168

素因数分解:

$2^3\times {\mathrm{109}}^1\times {\mathrm{193}}^1\times {\mathrm{433}}^1$

素因数の和:741

約数の個数: 32

約数和(自身を含む): 138923400

約数和(自身を除く): 66051232

約数列:

[1, 2, 4, 8, 109, 193, 218, 386, 433, 436, 772, 866, 872, 1544, 1732, 3464, 21037, 42074, 47197, 83569, 84148, 94394, 167138, 168296, 188788, 334276, 377576, 668552, 9109021, 18218042, 36436084, 72872168]

約数ペア:

[(1, 72872168), (2, 36436084), (4, 18218042), (8, 9109021), (109, 668552), (193, 377576), (218, 334276), (386, 188788), (433, 168296), (436, 167138), (772, 94394), (866, 84148), (872, 83569), (1544, 47197), (1732, 42074), (3464, 21037)]