131003528

素因数分解:

$2^3\times {\mathrm{41}}^1\times {\mathrm{399401}}^1$

素因数の和:399448

約数の個数: 16

約数和(自身を含む): 251623260

約数和(自身を除く): 120619732

約数列:

[1, 2, 4, 8, 41, 82, 164, 328, 399401, 798802, 1597604, 3195208, 16375441, 32750882, 65501764, 131003528]

約数ペア:

[(1, 131003528), (2, 65501764), (4, 32750882), (8, 16375441), (41, 3195208), (82, 1597604), (164, 798802), (328, 399401)]