128498888

素因数分解:

$2^3\times 7^1\times {\mathrm{617}}^1\times {\mathrm{3719}}^1$

素因数の和:4349

約数の個数: 32

約数和(自身を含む): 275875200

約数和(自身を除く): 147376312

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 617, 1234, 2468, 3719, 4319, 4936, 7438, 8638, 14876, 17276, 26033, 29752, 34552, 52066, 104132, 208264, 2294623, 4589246, 9178492, 16062361, 18356984, 32124722, 64249444, 128498888]

約数ペア:

[(1, 128498888), (2, 64249444), (4, 32124722), (7, 18356984), (8, 16062361), (14, 9178492), (28, 4589246), (56, 2294623), (617, 208264), (1234, 104132), (2468, 52066), (3719, 34552), (4319, 29752), (4936, 26033), (7438, 17276), (8638, 14876)]