28413993

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{239}}^1\times {\mathrm{1723}}^1$

素因数の和:1988

約数の個数: 16

約数和(自身を含む): 39720960

約数和(自身を除く): 11306967

約数列:

[1, 3, 23, 69, 239, 717, 1723, 5169, 5497, 16491, 39629, 118887, 411797, 1235391, 9471331, 28413993]

約数ペア:

[(1, 28413993), (3, 9471331), (23, 1235391), (69, 411797), (239, 118887), (717, 39629), (1723, 16491), (5169, 5497)]