128173829

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{83}}^1\times {\mathrm{683}}^1$

素因数の和:809

約数の個数: 32

約数和(自身を含む): 165473280

約数和(自身を除く): 37299451

約数列:

[1, 7, 17, 19, 83, 119, 133, 323, 581, 683, 1411, 1577, 2261, 4781, 9877, 11039, 11611, 12977, 26809, 56689, 81277, 90839, 187663, 220609, 396823, 963713, 1077091, 1544263, 6745991, 7539637, 18310547, 128173829]

約数ペア:

[(1, 128173829), (7, 18310547), (17, 7539637), (19, 6745991), (83, 1544263), (119, 1077091), (133, 963713), (323, 396823), (581, 220609), (683, 187663), (1411, 90839), (1577, 81277), (2261, 56689), (4781, 26809), (9877, 12977), (11039, 11611)]