199113265

素因数分解:

$5^1\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{83}}^1\times {\mathrm{167}}^1$

素因数の和:298

約数の個数: 48

約数和(自身を含む): 278909568

約数和(自身を除く): 79796303

約数列:

[1, 5, 13, 17, 65, 83, 85, 167, 169, 221, 415, 835, 845, 1079, 1105, 1411, 2171, 2839, 2873, 5395, 7055, 10855, 13861, 14027, 14195, 14365, 18343, 28223, 36907, 69305, 70135, 91715, 141115, 180193, 184535, 235637, 238459, 479791, 900965, 1178185, 1192295, 2342509, 2398955, 3063281, 11712545, 15316405, 39822653, 199113265]

約数ペア:

[(1, 199113265), (5, 39822653), (13, 15316405), (17, 11712545), (65, 3063281), (83, 2398955), (85, 2342509), (167, 1192295), (169, 1178185), (221, 900965), (415, 479791), (835, 238459), (845, 235637), (1079, 184535), (1105, 180193), (1411, 141115), (2171, 91715), (2839, 70135), (2873, 69305), (5395, 36907), (7055, 28223), (10855, 18343), (13861, 14365), (14027, 14195)]