161457184

素因数分解:

$2^5\times 7^1\times {\mathrm{720791}}^1$

素因数の和:720808

約数の個数: 24

約数和(自身を含む): 363279168

約数和(自身を除く): 201821984

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 112, 224, 720791, 1441582, 2883164, 5045537, 5766328, 10091074, 11532656, 20182148, 23065312, 40364296, 80728592, 161457184]

約数ペア:

[(1, 161457184), (2, 80728592), (4, 40364296), (7, 23065312), (8, 20182148), (14, 11532656), (16, 10091074), (28, 5766328), (32, 5045537), (56, 2883164), (112, 1441582), (224, 720791)]