128439081

素因数分解:

$3^3\times {\mathrm{131}}^1\times {\mathrm{36313}}^1$

素因数の和:36453

約数の個数: 16

約数和(自身を含む): 191737920

約数和(自身を除く): 63298839

約数列:

[1, 3, 9, 27, 131, 393, 1179, 3537, 36313, 108939, 326817, 980451, 4757003, 14271009, 42813027, 128439081]

約数ペア:

[(1, 128439081), (3, 42813027), (9, 14271009), (27, 4757003), (131, 980451), (393, 326817), (1179, 108939), (3537, 36313)]