641855902

素因数分解:

$2^1\times {\mathrm{41}}^1\times {\mathrm{653}}^1\times {\mathrm{11987}}^1$

素因数の和:12683

約数の個数: 16

約数和(自身を含む): 987859152

約数和(自身を除く): 346003250

約数列:

[1, 2, 41, 82, 653, 1306, 11987, 23974, 26773, 53546, 491467, 982934, 7827511, 15655022, 320927951, 641855902]

約数ペア:

[(1, 641855902), (2, 320927951), (41, 15655022), (82, 7827511), (653, 982934), (1306, 491467), (11987, 53546), (23974, 26773)]