19249515

素因数分解:

$3^3\times 5^1\times {\mathrm{142589}}^1$

素因数の和:142603

約数の個数: 16

約数和(自身を含む): 34221600

約数和(自身を除く): 14972085

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 142589, 427767, 712945, 1283301, 2138835, 3849903, 6416505, 19249515]

約数ペア:

[(1, 19249515), (3, 6416505), (5, 3849903), (9, 2138835), (15, 1283301), (27, 712945), (45, 427767), (135, 142589)]