70281027

素因数分解:

$3^4\times {\mathrm{47}}^1\times {\mathrm{18461}}^1$

素因数の和:18520

約数の個数: 20

約数和(自身を含む): 107227296

約数和(自身を除く): 36946269

約数列:

[1, 3, 9, 27, 47, 81, 141, 423, 1269, 3807, 18461, 55383, 166149, 498447, 867667, 1495341, 2603001, 7809003, 23427009, 70281027]

約数ペア:

[(1, 70281027), (3, 23427009), (9, 7809003), (27, 2603001), (47, 1495341), (81, 867667), (141, 498447), (423, 166149), (1269, 55383), (3807, 18461)]