489911139

素因数分解:

$3^3\times {\mathrm{269}}^1\times {\mathrm{67453}}^1$

素因数の和:67731

約数の個数: 16

約数和(自身を含む): 728503200

約数和(自身を除く): 238592061

約数列:

[1, 3, 9, 27, 269, 807, 2421, 7263, 67453, 202359, 607077, 1821231, 18144857, 54434571, 163303713, 489911139]

約数ペア:

[(1, 489911139), (3, 163303713), (9, 54434571), (27, 18144857), (269, 1821231), (807, 607077), (2421, 202359), (7263, 67453)]