128718642

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{16339}}^1$

素因数の和:16458

約数の個数: 32

約数和(自身を含む): 280002240

約数和(自身を除く): 151283598

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 101, 202, 303, 606, 1313, 2626, 3939, 7878, 16339, 32678, 49017, 98034, 212407, 424814, 637221, 1274442, 1650239, 3300478, 4950717, 9901434, 21453107, 42906214, 64359321, 128718642]

約数ペア:

[(1, 128718642), (2, 64359321), (3, 42906214), (6, 21453107), (13, 9901434), (26, 4950717), (39, 3300478), (78, 1650239), (101, 1274442), (202, 637221), (303, 424814), (606, 212407), (1313, 98034), (2626, 49017), (3939, 32678), (7878, 16339)]