139608728

素因数分解:

$2^3\times 7^1\times {\mathrm{857}}^1\times {\mathrm{2909}}^1$

素因数の和:3779

約数の個数: 32

約数和(自身を含む): 299613600

約数和(自身を除く): 160004872

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 857, 1714, 2909, 3428, 5818, 5999, 6856, 11636, 11998, 20363, 23272, 23996, 40726, 47992, 81452, 162904, 2493013, 4986026, 9972052, 17451091, 19944104, 34902182, 69804364, 139608728]

約数ペア:

[(1, 139608728), (2, 69804364), (4, 34902182), (7, 19944104), (8, 17451091), (14, 9972052), (28, 4986026), (56, 2493013), (857, 162904), (1714, 81452), (2909, 47992), (3428, 40726), (5818, 23996), (5999, 23272), (6856, 20363), (11636, 11998)]