1640987685

素因数分解:

$3^2\times 5^1\times {\mathrm{1319}}^1\times {\mathrm{27647}}^1$

素因数の和:28977

約数の個数: 24

約数和(自身を含む): 2846638080

約数和(自身を除く): 1205650395

約数列:

[1, 3, 5, 9, 15, 45, 1319, 3957, 6595, 11871, 19785, 27647, 59355, 82941, 138235, 248823, 414705, 1244115, 36466393, 109399179, 182331965, 328197537, 546995895, 1640987685]

約数ペア:

[(1, 1640987685), (3, 546995895), (5, 328197537), (9, 182331965), (15, 109399179), (45, 36466393), (1319, 1244115), (3957, 414705), (6595, 248823), (11871, 138235), (19785, 82941), (27647, 59355)]