127931216

素因数分解:

$2^4\times 7^1\times {\mathrm{1142243}}^1$

素因数の和:1142258

約数の個数: 20

約数和(自身を含む): 283276512

約数和(自身を除く): 155345296

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 1142243, 2284486, 4568972, 7995701, 9137944, 15991402, 18275888, 31982804, 63965608, 127931216]

約数ペア:

[(1, 127931216), (2, 63965608), (4, 31982804), (7, 18275888), (8, 15991402), (14, 9137944), (16, 7995701), (28, 4568972), (56, 2284486), (112, 1142243)]