28745331

素因数分解:

$3^1\times {\mathrm{23}}^2\times {\mathrm{59}}^1\times {\mathrm{307}}^1$

素因数の和:415

約数の個数: 24

約数和(自身を含む): 40877760

約数和(自身を除く): 12132429

約数列:

[1, 3, 23, 59, 69, 177, 307, 529, 921, 1357, 1587, 4071, 7061, 18113, 21183, 31211, 54339, 93633, 162403, 416599, 487209, 1249797, 9581777, 28745331]

約数ペア:

[(1, 28745331), (3, 9581777), (23, 1249797), (59, 487209), (69, 416599), (177, 162403), (307, 93633), (529, 54339), (921, 31211), (1357, 21183), (1587, 18113), (4071, 7061)]