28921029

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{191}}^1\times {\mathrm{2969}}^1$

素因数の和:3180

約数の個数: 16

約数和(自身を含む): 41057280

約数和(自身を除く): 12136251

約数列:

[1, 3, 17, 51, 191, 573, 2969, 3247, 8907, 9741, 50473, 151419, 567079, 1701237, 9640343, 28921029]

約数ペア:

[(1, 28921029), (3, 9640343), (17, 1701237), (51, 567079), (191, 151419), (573, 50473), (2969, 9741), (3247, 8907)]