4787019

素因数分解:

$3^4\times {\mathrm{113}}^1\times {\mathrm{523}}^1$

素因数の和:648

約数の個数: 20

約数和(自身を含む): 7228056

約数和(自身を除く): 2441037

約数列:

[1, 3, 9, 27, 81, 113, 339, 523, 1017, 1569, 3051, 4707, 9153, 14121, 42363, 59099, 177297, 531891, 1595673, 4787019]

約数ペア:

[(1, 4787019), (3, 1595673), (9, 531891), (27, 177297), (81, 59099), (113, 42363), (339, 14121), (523, 9153), (1017, 4707), (1569, 3051)]