98720289

素因数分解:

$3^4\times {\mathrm{503}}^1\times {\mathrm{2423}}^1$

素因数の和:2938

約数の個数: 20

約数和(自身を含む): 147825216

約数和(自身を除く): 49104927

約数列:

[1, 3, 9, 27, 81, 503, 1509, 2423, 4527, 7269, 13581, 21807, 40743, 65421, 196263, 1218769, 3656307, 10968921, 32906763, 98720289]

約数ペア:

[(1, 98720289), (3, 32906763), (9, 10968921), (27, 3656307), (81, 1218769), (503, 196263), (1509, 65421), (2423, 40743), (4527, 21807), (7269, 13581)]