245657008

素因数分解:

$2^4\times {\mathrm{991}}^1\times {\mathrm{15493}}^1$

素因数の和:16492

約数の個数: 20

約数和(自身を含む): 476471488

約数和(自身を除く): 230814480

約数列:

[1, 2, 4, 8, 16, 991, 1982, 3964, 7928, 15493, 15856, 30986, 61972, 123944, 247888, 15353563, 30707126, 61414252, 122828504, 245657008]

約数ペア:

[(1, 245657008), (2, 122828504), (4, 61414252), (8, 30707126), (16, 15353563), (991, 247888), (1982, 123944), (3964, 61972), (7928, 30986), (15493, 15856)]