51598215

素因数分解:

$3^4\times 5^1\times {\mathrm{127403}}^1$

素因数の和:127420

約数の個数: 20

約数和(自身を含む): 92495304

約数和(自身を除く): 40897089

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 127403, 382209, 637015, 1146627, 1911045, 3439881, 5733135, 10319643, 17199405, 51598215]

約数ペア:

[(1, 51598215), (3, 17199405), (5, 10319643), (9, 5733135), (15, 3439881), (27, 1911045), (45, 1146627), (81, 637015), (135, 382209), (405, 127403)]