649020195

素因数分解:

$3^5\times 5^1\times {\mathrm{534173}}^1$

素因数の和:534193

約数の個数: 24

約数和(自身を含む): 1166636016

約数和(自身を除く): 517615821

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 243, 405, 1215, 534173, 1602519, 2670865, 4807557, 8012595, 14422671, 24037785, 43268013, 72113355, 129804039, 216340065, 649020195]

約数ペア:

[(1, 649020195), (3, 216340065), (5, 129804039), (9, 72113355), (15, 43268013), (27, 24037785), (45, 14422671), (81, 8012595), (135, 4807557), (243, 2670865), (405, 1602519), (1215, 534173)]