201274509

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{137}}^1\times {\mathrm{28807}}^1$

素因数の和:28964

約数の個数: 16

約数和(自身を含む): 286236288

約数和(自身を除く): 84961779

約数列:

[1, 3, 17, 51, 137, 411, 2329, 6987, 28807, 86421, 489719, 1469157, 3946559, 11839677, 67091503, 201274509]

約数ペア:

[(1, 201274509), (3, 67091503), (17, 11839677), (51, 3946559), (137, 1469157), (411, 489719), (2329, 86421), (6987, 28807)]