28779813

素因数分解:

$3^3\times {\mathrm{19}}^1\times {\mathrm{56101}}^1$

素因数の和:56129

約数の個数: 16

約数和(自身を含む): 44881600

約数和(自身を除く): 16101787

約数列:

[1, 3, 9, 19, 27, 57, 171, 513, 56101, 168303, 504909, 1065919, 1514727, 3197757, 9593271, 28779813]

約数ペア:

[(1, 28779813), (3, 9593271), (9, 3197757), (19, 1514727), (27, 1065919), (57, 504909), (171, 168303), (513, 56101)]