1916865

素因数分解:

$3^4\times 5^1\times {\mathrm{4733}}^1$

素因数の和:4750

約数の個数: 20

約数和(自身を含む): 3436884

約数和(自身を除く): 1520019

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 4733, 14199, 23665, 42597, 70995, 127791, 212985, 383373, 638955, 1916865]

約数ペア:

[(1, 1916865), (3, 638955), (5, 383373), (9, 212985), (15, 127791), (27, 70995), (45, 42597), (81, 23665), (135, 14199), (405, 4733)]