688049289

素因数分解:

$3^3\times {\mathrm{557}}^1\times {\mathrm{45751}}^1$

素因数の和:46317

約数の個数: 16

約数和(自身を含む): 1021184640

約数和(自身を除く): 333135351

約数列:

[1, 3, 9, 27, 557, 1671, 5013, 15039, 45751, 137253, 411759, 1235277, 25483307, 76449921, 229349763, 688049289]

約数ペア:

[(1, 688049289), (3, 229349763), (9, 76449921), (27, 25483307), (557, 1235277), (1671, 411759), (5013, 137253), (15039, 45751)]