28823515

素因数分解:

$5^1\times 7^2\times {\mathrm{71}}^1\times {\mathrm{1657}}^1$

素因数の和:1747

約数の個数: 24

約数和(自身を含む): 40826592

約数和(自身を除く): 12003077

約数列:

[1, 5, 7, 35, 49, 71, 245, 355, 497, 1657, 2485, 3479, 8285, 11599, 17395, 57995, 81193, 117647, 405965, 588235, 823529, 4117645, 5764703, 28823515]

約数ペア:

[(1, 28823515), (5, 5764703), (7, 4117645), (35, 823529), (49, 588235), (71, 405965), (245, 117647), (355, 81193), (497, 57995), (1657, 17395), (2485, 11599), (3479, 8285)]