164087667

素因数分解:

$3^3\times {\mathrm{19}}^1\times {\mathrm{499}}^1\times {\mathrm{641}}^1$

素因数の和:1168

約数の個数: 32

約数和(自身を含む): 256800000

約数和(自身を除く): 92712333

約数列:

[1, 3, 9, 19, 27, 57, 171, 499, 513, 641, 1497, 1923, 4491, 5769, 9481, 12179, 13473, 17307, 28443, 36537, 85329, 109611, 255987, 319859, 328833, 959577, 2878731, 6077321, 8636193, 18231963, 54695889, 164087667]

約数ペア:

[(1, 164087667), (3, 54695889), (9, 18231963), (19, 8636193), (27, 6077321), (57, 2878731), (171, 959577), (499, 328833), (513, 319859), (641, 255987), (1497, 109611), (1923, 85329), (4491, 36537), (5769, 28443), (9481, 17307), (12179, 13473)]