287880304

素因数分解:

$2^4\times {\mathrm{173}}^1\times {\mathrm{104003}}^1$

素因数の和:104184

約数の個数: 20

約数和(自身を含む): 560997576

約数和(自身を除く): 273117272

約数列:

[1, 2, 4, 8, 16, 173, 346, 692, 1384, 2768, 104003, 208006, 416012, 832024, 1664048, 17992519, 35985038, 71970076, 143940152, 287880304]

約数ペア:

[(1, 287880304), (2, 143940152), (4, 71970076), (8, 35985038), (16, 17992519), (173, 1664048), (346, 832024), (692, 416012), (1384, 208006), (2768, 104003)]