172826641

素因数分解:

${\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{521}}^1$

素因数の和:649

約数の個数: 32

約数和(自身を含む): 210470400

約数和(自身を除く): 37643759

約数列:

[1, 13, 17, 19, 79, 221, 247, 323, 521, 1027, 1343, 1501, 4199, 6773, 8857, 9899, 17459, 19513, 25517, 41159, 115141, 128687, 168283, 331721, 535067, 699703, 782021, 2187679, 9096139, 10166273, 13294357, 172826641]

約数ペア:

[(1, 172826641), (13, 13294357), (17, 10166273), (19, 9096139), (79, 2187679), (221, 782021), (247, 699703), (323, 535067), (521, 331721), (1027, 168283), (1343, 128687), (1501, 115141), (4199, 41159), (6773, 25517), (8857, 19513), (9899, 17459)]