281427992

素因数分解:

$2^3\times {\mathrm{409}}^1\times {\mathrm{86011}}^1$

素因数の和:86426

約数の個数: 16

約数和(自身を含む): 528973800

約数和(自身を除く): 247545808

約数列:

[1, 2, 4, 8, 409, 818, 1636, 3272, 86011, 172022, 344044, 688088, 35178499, 70356998, 140713996, 281427992]

約数ペア:

[(1, 281427992), (2, 140713996), (4, 70356998), (8, 35178499), (409, 688088), (818, 344044), (1636, 172022), (3272, 86011)]