161981792

素因数分解:

$2^5\times 7^1\times {\mathrm{723133}}^1$

素因数の和:723150

約数の個数: 24

約数和(自身を含む): 364459536

約数和(自身を除く): 202477744

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 112, 224, 723133, 1446266, 2892532, 5061931, 5785064, 10123862, 11570128, 20247724, 23140256, 40495448, 80990896, 161981792]

約数ペア:

[(1, 161981792), (2, 80990896), (4, 40495448), (7, 23140256), (8, 20247724), (14, 11570128), (16, 10123862), (28, 5785064), (32, 5061931), (56, 2892532), (112, 1446266), (224, 723133)]