128538618

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{1647931}}^1$

素因数の和:1647949

約数の個数: 16

約数和(自身を含む): 276852576

約数和(自身を除く): 148313958

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 1647931, 3295862, 4943793, 9887586, 21423103, 42846206, 64269309, 128538618]

約数ペア:

[(1, 128538618), (2, 64269309), (3, 42846206), (6, 21423103), (13, 9887586), (26, 4943793), (39, 3295862), (78, 1647931)]