28947417

素因数分解:

$3^1\times {\mathrm{67}}^1\times {\mathrm{79}}^1\times {\mathrm{1823}}^1$

素因数の和:1972

約数の個数: 16

約数和(自身を含む): 39690240

約数和(自身を除く): 10742823

約数列:

[1, 3, 67, 79, 201, 237, 1823, 5293, 5469, 15879, 122141, 144017, 366423, 432051, 9649139, 28947417]

約数ペア:

[(1, 28947417), (3, 9649139), (67, 432051), (79, 366423), (201, 144017), (237, 122141), (1823, 15879), (5293, 5469)]