28170531

素因数分解:

$3^3\times {\mathrm{47}}^1\times {\mathrm{79}}^1\times {\mathrm{281}}^1$

素因数の和:416

約数の個数: 32

約数和(自身を含む): 43315200

約数和(自身を除く): 15144669

約数列:

[1, 3, 9, 27, 47, 79, 141, 237, 281, 423, 711, 843, 1269, 2133, 2529, 3713, 7587, 11139, 13207, 22199, 33417, 39621, 66597, 100251, 118863, 199791, 356589, 599373, 1043353, 3130059, 9390177, 28170531]

約数ペア:

[(1, 28170531), (3, 9390177), (9, 3130059), (27, 1043353), (47, 599373), (79, 356589), (141, 199791), (237, 118863), (281, 100251), (423, 66597), (711, 39621), (843, 33417), (1269, 22199), (2133, 13207), (2529, 11139), (3713, 7587)]