1621010945

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{107}}^1\times {\mathrm{178231}}^1$

素因数の和:178360

約数の個数: 16

約数和(自身を含む): 2078898048

約数和(自身を除く): 457887103

約数列:

[1, 5, 17, 85, 107, 535, 1819, 9095, 178231, 891155, 3029927, 15149635, 19070717, 95353585, 324202189, 1621010945]

約数ペア:

[(1, 1621010945), (5, 324202189), (17, 95353585), (85, 19070717), (107, 15149635), (535, 3029927), (1819, 891155), (9095, 178231)]