28787811

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{12511}}^1$

素因数の和:12586

約数の個数: 16

約数和(自身を含む): 42040320

約数和(自身を除く): 13252509

約数列:

[1, 3, 13, 39, 59, 177, 767, 2301, 12511, 37533, 162643, 487929, 738149, 2214447, 9595937, 28787811]

約数ペア:

[(1, 28787811), (3, 9595937), (13, 2214447), (39, 738149), (59, 487929), (177, 162643), (767, 37533), (2301, 12511)]